Users Also Read
MCQ's Search Engine
Electrical Engineering
Mechanical Engineering
Civil Engineering
Automobile Engineering
Chemical Engineering
Computer Engineering
Electronics Engineering
Medical Science Engg
Electrical Engineering - Index
Note : Use Ctrl+F or Find on page to search any topic
⇒ 3 Phase Induction Motor Ratings ⇒ advantage of revolving type alternator ⇒ Alternator ⇒ Clogging ⇒ Condition for Synchronising ⇒ Crawling ⇒ Determination of Voltage Regulation ⇒ Distribution of Load ⇒ Effect of Supply Voltage Variation on Characterisitcs of Induction Motor ⇒ Effect of Variation of Frequency on the Characteristics of Induction Motors ⇒ Equipment Required for Synchronising ⇒ Load Sharing of Alternators ⇒ Losses and Efficiency ⇒ Methods of Synchronising ⇒ Parallel Operation of Alternators ⇒ preventing crawling and clogging in induction motors ⇒ Requirements for Paralleling ⇒ Revolving Armature Type Alternator ⇒ Revolving Field Type Alternator ⇒ Rotor and its types ⇒ Rotor Circuit Diagram ⇒ Speed Control of Induction Motor ⇒ Starting of Induction Motors ⇒ Stator ⇒ Stator Circuit Diagram ⇒ Synchronising of Alternators ⇒ Voltage Regulation ⇒ Working Principle |
⇒ Advantages and Disadvantages of Carbon Brushes ⇒ Applications of Compound Generators ⇒ Applications of Separately Excited Generators ⇒ Applications of Series Generators ⇒ Applications of Shunt Generators ⇒ Armature Reaction ⇒ brush drop ⇒ Characteristics of DC Generators ⇒ Commutation and its types ⇒ Compound Wound Generators Characteristics ⇒ Condition for Maximum Efficiency ⇒ DC Generator ⇒ E.M.F. Equation ⇒ Efficiency ⇒ Electromagnetic Torque ⇒ Induced voltage ⇒ Losses in DC Generator ⇒ Open-Circuit Characteristics (O.C.C.) ⇒ parts of a D.C. machine ⇒ Power Stages ⇒ Power Stages ⇒ principle of a generator ⇒ Reasons for paralleling D.C. generators ⇒ Reluctance or Alignment Torque ⇒ Remedies for Neutralising Armature Reaction ⇒ Requirements and Paralleing of D.C. generators ⇒ Self-excited Generator ⇒ Separately-excited Generator ⇒ Series Generator Characteristics ⇒ Shunt Generator Characteristics ⇒ types of d.c generator |
⇒ advantages of Thyristor Control of d.c motor ⇒ Advantages of Thyristor Control over Ward-Leonard System of Speed Control ⇒ Advantages of Ward-Leonard system ⇒ Applications of compound D.C. Motors ⇒ Applications of D.C. series Motors ⇒ Applications of Separately excited D.C. Motors ⇒ Applications of shunt D.C. Motors ⇒ Armature Resistance Control ⇒ Armature Torque of a Motor ⇒ Back E.M.F. ⇒ Characteristics of a Shunt or Separately-excited DC Motor ⇒ Characteristics of Compound DC Motors ⇒ Characteristics of DC Series Motor ⇒ Compound Motor ⇒ Condition for Maximum Mechanical Power ⇒ Controlled Rectifiers ⇒ Copper (or electrical) losses ⇒ core losses and friction losses ⇒ d.c Motor characterstics ⇒ DC Series Motor ⇒ Disadvantages of Ward-Leonard system ⇒ Effects of Thryistor Power Supply on the D.C..Motor Performance ⇒ efficiency ⇒ Efficiency curve ⇒ Electric braking and its types ⇒ Electric braking of series motor ⇒ Electric braking of shunt motors ⇒ Field control method ⇒ Field Resistance Control ⇒ Four-point starter ⇒ Iron losses ⇒ Losses ⇒ Mechanical (or friction) losses. ⇒ Mechanical power developed by motor armature ⇒ Necessity of a Starter for Starting DC Motors ⇒ need of starter for d.c motors ⇒ principle of d.c motor ⇒ Relationship between Speed, Back E.M.F., and Flux ⇒ Rotational Losses of DC Machines ⇒ Series-parallel control method ⇒ Shunt Motor ⇒ Special Features of Thyristor Drive Motors ⇒ Speed Control of D.C. Motor with Thyristor ⇒ Speed Control of DC Motors ⇒ speed of a d.c motor ⇒ speed of d.c series motor by Rheostatic control ⇒ speed of d.c shunt motor by Field rheostatic control ⇒ Speed-current characteristics ⇒ Speed-torque (or mechanical) characteristics ⇒ Starters for Shunt and Compound Motors ⇒ testing of d.c machines ⇒ Three-point starter ⇒ Thyristor Choppers ⇒ Thyristor Control of d.c motor ⇒ torque developed in a motor ⇒ Torque-current characteristics ⇒ Types of DC Motors ⇒ Types of Thyristor Drives ⇒ Uncontrolled Rectifiers ⇒ Usage of DC Motors ⇒ Voltage control ⇒ Voltage Equation of a Motor ⇒ Ward-Leonard System. |
⇒ Temperature Control in the
Electrical Heating ⇒ Advantages of Electric Heating ⇒ Application of Induction Heating ⇒ Applications of Dielectric Heating ⇒ Dielectric Heating ⇒ Features of Induction Heating ⇒ Heating ⇒ Heating Elements of Electrical Heating Systems ⇒ Main Properties of Heating Elements ⇒ Types of Electric Heating |
⇒ Ageing of a permanent magnet ⇒ Conduction band ⇒ Conduction electrons ⇒ conductor material ⇒ Conductors ⇒ Diamagnetism ⇒ different type of Dielectric materials ⇒ different type of insulating materials ⇒ Different type of Permanent-magnet materials ⇒ Extrinsic or impurity semiconductors ⇒ ferroelectric material ⇒ Half effect ⇒ Important materials of high resistivity ⇒ Insulators ⇒ Intrinsic semiconductors ⇒ introduction of engineering material ⇒ Magnetic hysteresis ⇒ Magnetic materials ⇒ magnetoresistance effect ⇒ Material used for transmission lines ⇒ Materials of high conductivity ⇒ Metals and alloys for fuses ⇒ mobility ⇒ P-N junction diode ⇒ Proximity effect ⇒ Proximity effect ⇒ Semiconductors materials ⇒ skin effect ⇒ Some of the commonly used materials for making bimetallic strips ⇒ Specific resistance or resistivity ⇒ structure of atoms and molecules ⇒ the material of lamps filaments ⇒ the properties of Semiconductor materials ⇒ Thermionic emission ⇒ thermocouples ⇒ transistor ⇒ Valence band |
⇒ Electric Potential |
⇒ Parallel-Plate Capacitor with Composite Medium ⇒ Voltage Rating of a Capacitor ⇒ Absolute and Relative Permittivity ⇒ Behaviour of Capacitor in a D.C. Circuit ⇒ Behaviour of Metallic Conductors in Plortrir field ⇒ Breakdown Voltage or Dielectric Strength ⇒ Capacitance ⇒ Capacitance between Two Parallel Wires ⇒ Capacitance of an Isolated Sphere ⇒ Capacitance of Parallel-Plate Capacitor with Uniform Medium ⇒ Capacitor ⇒ Capacitor Store Charge ⇒ Capacitors in Parallel ⇒ Capacitors in Series ⇒ Composite Medium ⇒ Constructional Details of a Capacitor ⇒ Coulomb's Law in Vector Form ⇒ Coulomb's Laws of Electrostatics ⇒ Cylindrical Capacitor ⇒ Dielectric constant of some capacitor dielectrics ⇒ Dielectric constant of some capacitor dielectrics ⇒ Dielectric Constant or Relative Permittivity ⇒ Discharging of a Capacitor ⇒ Electric Field ⇒ Electric Field Intensity due to a Point Charge at Rest ⇒ Electric flux ⇒ electric flux density ⇒ Electric Potential ⇒ Electric Potential Difference ⇒ Electric Potential Energy ⇒ Electrostatics ⇒ Energy Density of Electric Field ⇒ Energy Stored in a Capacitor ⇒ Equipotential Surface ⇒ Factors Affecting Capacitance ⇒ Factors Affecting Capacitance ⇒ Force of Attraction between Oppositely Charged Plates ⇒ Force on a Concentrated Charge when Placed in a Group of Point Charges ⇒ Force on Charged Plates ⇒ Gauss's Theorem ⇒ Importance of Electrostatics ⇒ Importance of vector form ⇒ Insulation Resistance of a Cable Capacitor ⇒ introduction of Capacitance and Capacitors ⇒ Introduction of Electrostatics ⇒ Joining Two Charged Capacitors ⇒ Leakage Resistance of a Capacitor ⇒ Medium Partly Air ⇒ Methods of Charging a Conductor ⇒ Most Economical Conductor Size in a Cable ⇒ Most Economical Conductor Size in a Cable ⇒ Motion of a Charged Particle in Uniform Electric Field ⇒ Multiplate Capacitor ⇒ Parallel Plate Capacitor ⇒ Potential at a Point Due to a Point Charge ⇒ Potential at a Point Due to Group of Point Charges ⇒ Potential Gradient ⇒ Potential of a Charged Conducting Sphere ⇒ Proof of Gauss's Law ⇒ Refraction of Electric Flux ⇒ Special Cases of Parallel-Plate Capacitor ⇒ Spherical Capacitor ⇒ The Superposition Principle ⇒ Time Constant ⇒ Transient Relations During Charging/Discharging of Capacitor ⇒ Transients in D.C. Circuits ⇒ Types of Capacitors ⇒ Uniform Dielectric Medium ⇒ Uses of Dielectrics ⇒ what is the Properties of Electric Lines of Force ⇒ When Inner Sphere is Earthed ⇒ When Outer Sphere is Earthed |
⇒ Mechanism of Ionisation ⇒ advantages and disadvantages of nickel iron cell or edison cell ⇒ Advantages of fuel cells ⇒ Alkaline Batteries ⇒ Applications of Lead-acid Batteries ⇒ Applications of nickel iron cell or edison cell ⇒ Applications of silver zinc batteries ⇒ Back e.m.f. or Polarisation Potential ⇒ Battery Charging Circuit ⇒ Capacity of a Battery ⇒ Care of Lead-acid Batteries ⇒ Cell ⇒ Characteristic Curves of a Lead-acid Cell ⇒ Characteristics of a Lead-acid Cell ⇒ characteristics of silver zinc batteries ⇒ charging and discharging of the cell ⇒ Charging rate. ⇒ Chemical Changes During Discharging ⇒ Chemical Changes During Recharging ⇒ Construction of a Lead-acid Battery ⇒ Deduction of Faraday's Laws of Electrolysis ⇒ Difference between Lead-Acid Cells and edison Cells ⇒ Edison (Nickel-iron) Storage Battery ⇒ Effects of Overcharging ⇒ Efficiency of a Battery ⇒ Electric Behaviour of Liquids ⇒ Electrical Characteristics of Nickel-lron Cell ⇒ Electrolysis ⇒ Electrolytes ⇒ Electroplating ⇒ Equipments Required for Electroplating ⇒ Factor on which the Quality of Electro-plating depends ⇒ Faraday's Laws of Electrolysis ⇒ Formation of Plates of Lead-acid Cells ⇒ Fuel Cells ⇒ fuel cells application ⇒ Important Points About Charging of Lead-Acid Batteries ⇒ Indications of a Fully Charged Lead-acid Cell ⇒ Introduction Chemical Effects of Electric Current ⇒ Lead Acid Battery ⇒ Lead-Acid Cell ⇒ Load Characteristic of a Lead-acid Cell ⇒ Methods of Charging Batteries ⇒ Nickel cadmium cell Application ⇒ Nickel-cadmium Battery ⇒ Nickel-Cadmium Cell ⇒ Nickel-lron Cell or Edison Cell ⇒ Practical Applications of Electrolysis ⇒ Primary and Secondary Cells ⇒ Primary and Secondary Cells ⇒ Relation Between E and Z ⇒ Silver-Zinc Batteries ⇒ Small nickel-cadmium cells ⇒ Solar Cells ⇒ Some of the Primary Cells are ⇒ Sulphation of Plates ⇒ The following points may be kept in mind during charging ⇒ The various basic requirements involved in electroplating ⇒ Types of Cells ⇒ Voltage Control Methods of Lead-acid Batteries |
⇒ Statically Induced E.M.F. ⇒ Closing and Breaking an Inductive Circuit ⇒ Coefficient of Coupling ⇒ Decay of Current in an Inductive Circuit ⇒ Direction of Induced E.M.F. and Current ⇒ Dot Convention ⇒ Dynamically Induced E.M.F. ⇒ Eddy Current Loss ⇒ Eddy Current Loss ⇒ Electromagnetic Induction ⇒ Energy Stored in an Inductor ⇒ Expressions for Mutual Inductance ⇒ Expressions for Self-inductance ⇒ Factors affecting inductance ⇒ Faraday's Laws of Electromagnetic Induction ⇒ Flux Linkages ⇒ Formula for Eddy Current Power Loss ⇒ important points of electromagnectic induction ⇒ Induced E.M.F. ⇒ Induced E.M.F. ⇒ Inductance ⇒ Inductive Coupling in Parallel ⇒ Inductive Coupling in Series ⇒ Inductors in Parallel with Mutual Inductance ⇒ Inductors in Parallel with no Mutual Inductance ⇒ Introduction of electromagnetic induction ⇒ Lifting Power of a Magnet ⇒ Magnetic Coupling ⇒ Magnetic Energy Stored Per Unit Volume ⇒ Magnitude of Mutually Induced E.M.F. ⇒ Magnitude of Self-induced E.M.F. ⇒ Mutual Coupling ⇒ Mutual Inductance ⇒ Parallel Aiding ⇒ Parallel Opposing ⇒ Rise of Current in an Inductive Circuit ⇒ Self Inductance ⇒ Series Aiding ⇒ Series Opposing ⇒ Time Constant |
⇒ Brightness ⇒ Design of Lighting Schemes ⇒ For Electric Discharge Lamp ⇒ Illumination Levels ⇒ Lamp Efficiency ⇒ Laws of Illuminations ⇒ Light ⇒ lumen ⇒ luminous flux ⇒ luminous intensity ⇒ Mean Hemispherical Candle Power ⇒ Mean Horizontal Candle Power ⇒ Mean Spherical Candle Power
⇒ Methods of Lighting Calculations ⇒ Properties of Good Illumination ⇒ Solid Angle ⇒ Space-height Ratio ⇒ Types of Electric Lamps ⇒ Types of Lighting Systems ⇒ Units for Illuminations ⇒ Utilisation Factor |
⇒ Magnitude of Mutual Force ⇒ Absolute permeability ⇒ AC Excitation of Magnetic Circuit ⇒ Air Gaps in Magnetic Circuits ⇒ Ampere's Work Law or Ampere's Circuital Law ⇒ Analogy between electric and magnetic circuit ⇒ Analysis of Magnetic Circuit ⇒ analysis of multi-winding coupled circuits ⇒ analysis of parallel magnetic circuit ⇒ analysis of series magnetic circuits ⇒ Applications of Ampere's Work Law ⇒ Applications of Biot-Savart Law ⇒ Applications of Ferromagnetic Materials ⇒ B-H Curve ⇒ B-H Curve by Ballistic Galvanometer ⇒ B-H Curve by Ballistic Galvanometer ⇒ B-H Curve by Fluxmeter ⇒ Biot-Savart Law and its important points. ⇒ Calculation of Ampere-Turns ⇒ Calculation of Hysteresis Loss ⇒ characteristics of magnetically hard materials ⇒ characteristics of magnetically soft materials ⇒ classification of magnetic material ⇒ Co-ercive force ⇒ Comparison between electric and magnetic quantities ⇒ Comparison Between Magnetic and Electric Circuits ⇒ comparison between resistance and reluctance ⇒ Comparison of Electrostatics and Electromagnetic Terms ⇒ composite magnetic circuit ⇒ Concept of relative permeability. ⇒ conductively coupled and mutual impedance ⇒ conductively coupled and mutual impedance ⇒ Cork Screw Rule ⇒ Curie temperature ⇒ Definition of Ampere ⇒ Determination of B/H or Magnetisation Curve ⇒ Difference between electric and magnetic circuits ⇒ Direction of Current in a Conductor ⇒ Direction of Magnetic Flux ⇒ Dot convention ⇒ Double Tuned Coupled Circuits ⇒ Dynamically Induced E.M.F. ⇒ Eddy current loss ⇒ eddy current losses can be reduced in the following ways ⇒ electric and magnetic circuit ⇒ Electromagnetic induction ⇒ Electromagnetism ⇒ Factors Affecting the Shape and Size of Hysteresis Loop ⇒ Faraday's Laws ⇒ Fleming's Right-hand Rule ⇒ Flux Distribution of an Isolated Current Carrying Conductor ⇒ Force Between Current-Carrying Parallel Conductors ⇒ Force Between Current-Carrying Parallel Conductors ⇒ Force between two Conductors Carrying Currents ⇒ Force on a Conductor in a Magnetic Field ⇒ Fringing ⇒ Generation of Induced E.M.F. and Current ⇒ Hysteresis Coefficients of materials ⇒ Hysteresis Loop. ⇒ Hysteresis Loss ⇒ Importance of Hysteresis Loop ⇒ important terms magnetic circuit ⇒ Induced E.M.F. ⇒ inductance ⇒ inductance ⇒ Intensity of magnetisation ⇒ Introduction of magnetic circuit ⇒ Introduction of Magnetism and Electromagnetism ⇒ Laws of magnetic force ⇒ Leakage Flux ⇒ Lenz's Law ⇒ losses in magnetic materials ⇒ Magnet ⇒ Magnetic Calculations From B-H Curves ⇒ Magnetic Calculations From B-H Curves ⇒ Magnetic Circuit ⇒ Magnetic Effect of Electric Current ⇒ Magnetic Field ⇒ magnetic field due to a current carrying conductor ⇒ Magnetic Field Intensity ⇒ Magnetic Field Intensity (H) due to a Thin Straight Line of Current of Infinite Length ⇒ Magnetic field strength ⇒ Magnetic Flux ⇒ Magnetic flux density ⇒ Magnetic force ⇒ Magnetic Hysteresis ⇒ magnetic leakage and fringing ⇒ magnetic leakage and fringing ⇒ Magnetic Lines of Force ⇒ Magnetic Materials ⇒ Magnetic potential ⇒ Magnetic reluctance ⇒ Magnetic susceptibility ⇒ Magnetisation (B-H) Curves ⇒ Magnetising Force (H) Produced by Electric Current ⇒ Magnetism ⇒ Magnetomotive Force (M.M.F.) ⇒ Magnetomotive force (m.m.f.). ⇒ Modern View about Magnetism ⇒ Molecular Theory of Magnetism ⇒ parallel connection of coupled conductors ⇒ Parallel Magnetic Circuit- ⇒ Permeance and Reluctivity ⇒ Poles of a Magnet ⇒ Practical Magnetic Circuits ⇒ Properties of magnetic lines of force ⇒ Refraction of Magnetic Flux ⇒ Relation Between B and H ⇒ Relation between the Magnetic Field Intensity (H) and the Magnetic Flux Density (B) ⇒ Relative permeabilities ⇒ Relative permeability ⇒ Reluctance (S) ⇒ residual flux density ⇒ Retentivity ⇒ Right Hand Rule ⇒ Right-hand palm rule ⇒ Rise of Current in an inductive circuit ⇒ series connection of coupled conductors ⇒ Series Magnetic Circuits ⇒ Solenoid ⇒ Stacking ⇒ Statically Induced E.M.F. ⇒ Steinmetz Hysteresis Law ⇒ Susceptibility (K) ⇒ Typical Electromagnetic Fields ⇒ Unit pole strength |
⇒ Applications of Kirchhoff's Laws ⇒ compensation theorem ⇒ Compensation Theorem with d.c ⇒ Compensation Theorem with sinusoidal excitation ⇒ Definitions of important terms ⇒ Delta-Star Transformation ⇒ Duality ⇒ Electric Circuit Terminology ⇒ Kirchhoff's Laws ⇒ Kirchhoff's Current Law (KCL) ⇒ Kirchhoff's Voltage Law (KVL) ⇒ Maximum Power Transfer Theorem ⇒ Maximum Power Transfer Theorem with d.c ⇒ Maximum Power Transfer Theorem with sinusoidal excitation ⇒ Maxwell's Circulating Current Theorem ⇒ Maxwell's Loop Current Method ⇒ Millman's Theorem ⇒ Millman's Theorem with d.c ⇒ Millman's Theorem with sinusoidal excitation ⇒ Network Theorems ⇒ Nodal Analysis ⇒ Norton's Theorem ⇒ Norton's Theorem with d.c ⇒ Norton's Theorem with sinusoidal excitation ⇒ Reciprocity Theorem ⇒ Reciprocity Theorem with d.c ⇒ Reciprocity Theorem with sinusoidal excitation ⇒ Solving Simultaneous Equations Using Determinants ⇒ Star-Delta Transformation ⇒ Superposition Theorem ⇒ Superposition Theorem with d.c ⇒ Superposition Theorem with sinusoidal excitation ⇒ Tellegen's Theorem with sinusoidal excitation ⇒ Tellegen's Theorem with d.c ⇒ Thevenin's Theorem ⇒ Thevenin's Theorem with d.c ⇒ Thevenin's Theorem with sinusoidal excitations |
⇒ advantages and disadvantages of auto transformers ⇒ advantage , disadvantages and application of linear induction motor ⇒ Advantages of polyphase induction moter ⇒ Applications of induction moter ⇒ Auto-transformers ⇒ Blocked Rotor or Short-Circuit Test ⇒ cogging ⇒ Comparison of a Squirrel cage and Phase wound induction motor ⇒ comparison of Induction motor and Synchronous motor ⇒ construction of linear induction moter ⇒ constructional features ⇒ crawling ⇒ double squirrel-cage moter ⇒ Dynamic (or rheostatic) braking ⇒ Effects of operating conditions ⇒ electrical braking of polyphase induction moter ⇒ Electromechanical Counter ⇒ Equivalent Circuit ⇒ induction motor is an transformer ⇒ Introduction ⇒ introduction of polyphase induction motor ⇒ linear induction motor ⇒ Losses and Efficiency ⇒ Maximum Internal Torque ⇒ measurement of slip ⇒ Mechanical-differential Counter ⇒ Motor Torque in Terms of Tm ⇒ No-Load Test or Open-Circuit Test ⇒ performance characteristics of an induction motor ⇒ Plugging ⇒ power stages in an induction moter ⇒ Ratings of Three-phase induction motors ⇒ Regenerative braking ⇒ Rotor E.M.F., Current and Power ⇒ Rotor Equivalent Circuit ⇒ slip ⇒ Speed Control of Induction Motor ⇒ squirrel cage moter advantages ,disadvantages and applications ⇒ Star-Delta Starter ⇒ Starting of Induction Motors ⇒ Starting of Slip-ring Induction Motors ⇒ Starting of Squirrel Cage Motors ⇒ Starting Torque of a Slip Ring Motor ⇒ Starting Torque of a Squirrel-Cage Motor ⇒ Stator Equivalent Circuit ⇒ Stator Rheostat Starter advantages and disadvantages ⇒ Stroboscopic Method ⇒ Theory of operation of induction moter ⇒ Torque-slip Characteristics ⇒ working of linear induction motor ⇒ wound rotor (slip ring) induction motor advantages ,disadvantages and applications |
⇒ Determination of p.f of Load by Two-wattmeter Method (for balanced Y or delta load only) ⇒ 3-phase Balanced Loads in Parallel ⇒ Advantages of Delta Connection ⇒ Advantages of Star Connection ⇒ Balanced 3-phase supply system ⇒ Balanced 3-phase system ⇒ bye/delta or delta/bye Conversions for Balanced Loads ⇒ Calculations of Power Factor Correction ⇒ Causes of Low Power Factor ⇒ Checking Correct Connections for Y-connected Alternator ⇒ Constancy of Total Power in Balanced 3-phase System ⇒ correct and incorrect delta connections of alternator ⇒ Delta connected system ⇒ Disadvantages of Low Power Factor ⇒ Double-subscript notation ⇒ Effect of Load p.f. on Wattmeter Readings ⇒ Effect of Load p.f. on Wattmeter Readings ⇒ Effects of Phase Sequence ⇒ Elementary Three-Phase Alternator ⇒ Four-Wire Star-Connected Unbalanced Load ⇒ How to Apply p.f. Formula ? ⇒ Interconnection of Three Phases ⇒ Introduction of Electrical Instruments and Electrical Measurements ⇒ Leading Power Factor ⇒ main points of Star or Wye Connected System ⇒ Methods of Solving Unbalanced 3-wire Y load ⇒ Naming the phases ⇒ One-Wattmeter Method - Balanced Load ⇒ Phase sequence ⇒ Phase Sequence Indicator ⇒ Polyphase Circuits ⇒ polyphase system ⇒ Power ⇒ Power Factor Improvement ⇒ Power Factor Improvement Equipment ⇒ Power Measurement in 3-phase Circuits ⇒ Proof for Two-Wattmeter Method ⇒ Reactive Power with One Wattmeter ⇒ Reactive Power with Two-Wattmeter Method ⇒ Reasons for the Use of 3-phase System ⇒ Relation between line current and phase current ⇒ Relation between line voltage and phase voltage ⇒ Significance of Power Factor ⇒ Solving Unbalanced 3-Wire Y Load by Kirchhoff's Laws ⇒ Solving Unbalanced 3-wire Y Load By Loop Current Method ⇒ Solving Unbalanced 3-Wire Y Load by Millman's Theorem ⇒ Solving Unbalanced 3-Wire Y Load by Y/delta Conversion ⇒ Star or Wye Connected System ⇒ Three-Wattmeter Method ⇒ Two-Wattmeter Method ⇒ Types of 3-phase loads. ⇒ Unbalanced 3-Phase Loads ⇒ Unbalanced 3-Wire Star-Connected Load ⇒ Unbalanced delta Connected Load ⇒ Use of Single-Phase Wattmeter ⇒ Voltages and Currents in Balanced Y-Connected Supply System |
⇒ Alternating Sources ⇒ Conductance and Conductivity ⇒ Conductors, Insulators, Semiconductors, and Superconductors ⇒ Direct Sources ⇒ Division of Current in Parallel Resistors ⇒ Energy Sources ⇒ Open-Circuit and Short-Circuit ⇒ Parallel Combination of Resistors ⇒ Power ⇒ Resistance and Resistivity ⇒ Series Combination of Resistors ⇒ Source Transformation ⇒ Variation of Resistance with Temperature ⇒ Variation of Resistivity with Temperature |
⇒ Advantages and Disadvantages motor-generator set ⇒ Arc volt drop ⇒ Copper Oxide Rectifiers ⇒ Electrolytic Rectifiers ⇒ Following are the advantages and disadvantages of a synchronous converter ⇒ Introduction of Converters and Rectifiers ⇒ Mechanical Rectifiers ⇒ Mercury Arc Rectifiers ⇒ merits and demerits of motor converter ⇒ Merits of a Mercury Arc Rectifier ⇒ Metal Rectifiers ⇒ Methods of Representation of Rectifiers ⇒ motor converter ⇒ motor-generator set ⇒ Polyphase Mercury-arc Rectrifier ⇒ rectifier and its types ⇒ selenium cell advantages over the copper oxide cell ⇒ Selenium Rectifiers ⇒ Single-phase Mercury Arc Rectifier ⇒ synchronous or rotary converter ⇒ The following points of selenium rectifiers are worth noting ⇒ Utility Factor ⇒ Voltage and Current Relations ⇒ Voltage and Current Relations |
⇒ A typical torque-speed characteristic of shaded pole motor ⇒ a.c series motor and its working principle ⇒ A.C. series motor characteristics ⇒ Advantages and applications of stepper motor ⇒ Advantages and disadvantages of universal motor ⇒ Applications of Single-phase Induction Motors ⇒ Capacitor start-cum-run motor method ⇒ Circuit Model and Phasor Diagram ⇒ commutator motor ⇒ Compensated Repulsion Motor ⇒ construction and principle of shaded pole motor ⇒ Construction and Working of stepper motor ⇒ Constructional features of Series motor ⇒ disadvantages of Single-phase Induction Motors ⇒ hysteresis motors and its working ⇒ introduction of single phase motors ⇒ Introduction of stepper motor ⇒ main disadvantages of single-phase induction motors ⇒ merits and demerits of repulsion start induction motor ⇒ merits and uses of repulsion induction motor ⇒ Merits of shaded pole motor ⇒ Operation of a Universal Motor ⇒ Principle of Operation ⇒ Principle of Operation stepper motor ⇒ reluctance motor and its working ⇒ reluctance-start induction motor ⇒ repulsion motor ⇒ Repulsion motor start method ⇒ repulsion-induction motor ⇒ repulsion-start induction motor ⇒ Series Motor ⇒ Shaded pole motor method ⇒ shaded-pole motor ⇒ Single phase induction motor ⇒ Single-Phase Induction Motor ⇒ speed of a universal motor may be controlled by the following methods ⇒ Speed-torque characteristic of replusion-inducton motor ⇒ speed-torque characteristics of single-phase repulsion motor ⇒ split phase capacitor start induction motor ⇒ split phase motor ⇒ Split-phase methods ⇒ split-phase resistance start induction motor ⇒ Starting of Single-phase Induction Motors ⇒ Stepper Motor ⇒ sub-synchronous motor ⇒ torque characteristics of a universal motor both for D.C. and A.C. supply ⇒ torque speed characterstics of split phase resistance start motor ⇒ types of single-phase motor ⇒ Typical torque speed characteristic of Capacitor-start Induction Motor ⇒ universal motors ⇒ Uses and important note of reluctance-start induction motor ⇒ uses and Speed-torque characteristics of reluctance motor ⇒ uses of capacitor start motor ⇒ uses of split phase resistance start motor |
⇒ bus-bar arrangements ⇒ Circuit breakers ⇒ Classification of Relays ⇒ Clearing and closing time of a circuit breaker ⇒ Equipment for Substations and Switchgear Installations ⇒ Essential Elements of the Relays ⇒ function of sub-station ⇒ fuses ⇒ Introduction of Switchgear ⇒ Main Features of a Good Protective Gear ⇒ Methods of arc extinction ⇒ Methods of Neutral Earthing ⇒ Neutral earthing ⇒ Neutral earthing ⇒ Protection against over voltages ⇒ protection of alternators ⇒ protection of transformers ⇒ Protective relays ⇒ Reactors ⇒ recovery voltage ⇒ restriking voltage ⇒ Types of circuit breakers ⇒ Types of faults ⇒ Types of Fuses |
⇒ Alternator on Load ⇒ application of synchronous motors ⇒ Causes of Hunting ⇒ characteristic features of a synchronous motor ⇒ comparison between Synchronous motor and induction motor ⇒ construction of synchronous motor ⇒ effect of load on a synchronous motor ⇒ Effects of Hunting ⇒ Equivalent Circuit Model and Its Phasor Diagram ⇒ Hunting ⇒ Measurement of Synchronous Impedance ⇒ Open-Circuit Characteristic (O.C.C.) Test ⇒ Power Delivered by Alternator ⇒ Power Developed by Synchronous Motor ⇒ Principle of synchronous motor ⇒ Pull Torque ⇒ Pull-out Torque ⇒ Reduction of Hunting ⇒ Running Torque ⇒ Short-Circuit Characteristic (S.C.C.) Test ⇒ Starting of Synchronous Motors ⇒ Starting Torque ⇒ Synchronous Impedance ⇒ Synchronous Motor ⇒ synchronous motor - starting ⇒ Synchronous motor ratings ⇒ Synchronous motors entail the following advantages ⇒ Synchronous Reactance ⇒ The disadvantages of synchronous motors are ⇒ Torque of Synchronous Motors ⇒ V-curves of a Synchronous Motor ⇒ Voltage Regulation |
⇒ the following conditions are important in parallel operation of transformers ⇒ a transformer is a device ⇒ advantages and disadvantages of delta-delta connection ⇒ advantages and disadvantages of delta-star connection ⇒ advantages and disadvantages of star-delta transformer ⇒ advantages and disadvantages of star-star connection ⇒ advantages and disadvantages of star-star connection ⇒ Advantages of induction regulator. ⇒ All Day Efficiency ⇒ Applications of induction regulator ⇒ Applications of transformer ⇒ Approximate Voltage Drop in a Transformer ⇒ Autotransformer ⇒ Condition for Maximum Efficiency ⇒ Conservator and Breather ⇒ Construction of Transformer ⇒ Copper Loss ⇒ Core Loss or Iron Loss ⇒ Current and kVA at Maximum Efficiency ⇒ Current Transformers (C.T.) ⇒ Definition ⇒ Delta-Delta Connection ⇒ Delta-Star Connection ⇒ different types of winding ⇒ E.M.F. Equation of a Transformer ⇒ Efficiency of a Transformer ⇒ Equivalent Circuit ⇒ Equivalent Values Referred to Primary ⇒ Equivalent Values Referred to Secondary ⇒ Exact Voltage Drop ⇒ function of transformer ⇒ high frequency Transformers ⇒ Ideal Transformer ⇒ important requirements of transformer windings ⇒ induction regulator ⇒ instruments transformer ⇒ IS Specifications ⇒ kVA rating ⇒ Leakage Reactance ⇒ Losses in a Transformer ⇒ Main factor which produces noise ⇒ Noise ⇒ noise reduces by following methods ⇒ Open Circuit Test (O.C. Test) ⇒ Parallel Operation of 3-phase Transformers ⇒ Parallel Operation of a Single-phase Transformer ⇒ Percentage Resistance, Reactance, and Impedance ⇒ Potential Transformers (P.T.) ⇒ Power transformers (IS : 2026.-1962) ⇒ Practical Transformer ⇒ properties of transformer oil ⇒ Referred Values ⇒ Regulation of a Transformer ⇒ salient features of the three-phase transformer connections ⇒ Short Circuit Test (S.C. Test) ⇒ Sludging ⇒ Star-Delta Connection ⇒ Star-Star Connection ⇒ Three-phase Transformer Connections ⇒ Three-phase Transformers ⇒ Transformer at No Load ⇒ Transformer cooling ⇒ Transformer Oil ⇒ Transformer On-Load ⇒ transformer specifications ⇒ transformer tests ⇒ Transformer with Resistance and Leakage Reactance ⇒ Types of transformer ⇒ Usage of autotransformer ⇒ Winding Resistance ⇒ working principle of transformer |
⇒ advantage and disadvantage of high transmission voltage ⇒ Advantages and Disadvantages of Phase advancers ⇒ Advantages and Disadvantages of Static capacitors ⇒ Advantages of earthed neutral system ⇒ Average load ⇒ Base Load and Peak Load ⇒ Calculations of Power Factor Correction ⇒ Calculations of Power Factor Correction ⇒ Capacity factor ⇒ Causes of Low Power Factor ⇒ characteristics of conductor materials ⇒ choice of site for steam power station ⇒ classification of cables ⇒ classification of transmission lines ⇒ Cold reserve,Hot reserve,Spinning reserve ⇒ commonly used conductor materials in transmission and distribution of electrical power ⇒ comparison of dc and ac transmission ⇒ Connected load ⇒ Corona ⇒ Cost Analysis ⇒ Cost of Electrical Energy ⇒ Demand Factor ⇒ Demmand ⇒ Different methods of earthing neutral point of generator ⇒ Disadvantages of Low Power Factor ⇒ Diversity Factor ⇒ Dump Power,Firm Power,Prime Power ⇒ economics of power station ⇒ Efficiency of Thermal Power Station ⇒ electric supply system ⇒ Expression of Cost of Electrical Energy ⇒ Ferranti effect ⇒ Generating stations which produce electric power ⇒ Generation of electrical energy ⇒ Grid ⇒ Importance of Power Factor Improvement ⇒ interconnected grid system ⇒ introduction of Power Generation ⇒ Introduction of Power System ⇒ Introduction of transmission and distribution system ⇒ Kelvin's law ⇒ Layout of power plant building ⇒ Load Curve ⇒ Load Duration Curve ⇒ Load Factor ⇒ Location of power plant ⇒ Maximum Demand or Peak Load ⇒ Most Economical Power Factor ⇒ Overhead and Underground system ⇒ overhead line Insulator materials and its types ⇒ Phase advancers ⇒ Plant Capacity Factor ⇒ Plant Use Factor ⇒ power factor improvement ⇒ Power Factor Improvement Equipment ⇒ principles of power plant design ⇒ Proximity effect ⇒ reduce power generation cost ⇒ Regulation and Efficiency of transmission lines ⇒ Requirements of good distribution system ⇒ Schematic Arrangement of Thermal Power Station ⇒ selection of size and number of generating units ⇒ selection of type of generation ⇒ sequence networks ⇒ short-circuit factor of the bus-bar system ⇒ Significance of load curves ⇒ Skin effect ⇒ sources of energy ⇒ Static capacitors ⇒ String efficiency ⇒ surge impedance or neutral impedance ⇒ Synchronous condenser ⇒ T-circuit of long transmission line ⇒ Tariff ⇒ Tariffs for electrical energy ⇒ Taxes ⇒ Thermal Power Station ⇒ Types of faults In overhead system ⇒ Types of faults In underground system ⇒ Types of loads ⇒ Types of Tariff ⇒ typical power supply network ⇒ Utilization Factor ⇒ Variable load on power station ⇒ various system of power transmission ⇒ various system of power transmission ⇒ Various types of Tariffs |
⇒ Average Value ⇒ By Phasor Diagram ⇒ Complex Waves and A.C. Circuit ⇒ General Case for Parallel Resonance ⇒ R.M.S. Value of a Complex Wave ⇒ A.C. Circuit Containing Capacitance Only ⇒ A.C. Circuit Containing Pure Inductance Only ⇒ A.C. Circuit Containing Resistance Only ⇒ A.C. Voltage Divider ⇒ ABCD-parameters ⇒ AC Terminology ⇒ Addition and Subtraction of Phasors ⇒ Addition of Alternating Quantities ⇒ Admittance (Y) ⇒ Admittance (Y) in R-L series circuit ⇒ Admittance Method for Parallel A.C. Circuit Solution ⇒ Admittance Triangle ⇒ Advantages of Three-phase System ⇒ Alternating Voltage and Current ⇒ Alternating Voltage and Current ⇒ Alternation ⇒ Amplitude ⇒ Angular velocity and frequency ⇒ Apparent power ⇒ Apparent Power ⇒ Application of Admittance Method ⇒ Applications of Laplace Transform ⇒ Applications of Phasor Algebra to A.C. Circuits ⇒ Applications of Series Resonant Circuits ⇒ Applications of Series Resonant Circuits ⇒ Average Value of Sinusoidal Current ⇒ Balanced Delta Connected Load ⇒ Bandwidth of a Series Resonant Circuit ⇒ Bandwidth of Parallel Resonant Circuit ⇒ By Phasor Algebra ⇒ Calculation of Neutral Shift ⇒ Capacitance element ⇒ Capacitive reactance ⇒ Capacitive susceptance ⇒ Charging of a Capacitor ⇒ Circuit contains capacitance only ⇒ Circuit contains inductance only ⇒ Circuit contains resistance only ⇒ Comparison of series and parallel resonant circuit ⇒ Complex Power ⇒ Complex Waveforms ⇒ Components of admittance ⇒ Conductance ⇒ Conjugate of a Complex Number ⇒ Conversion from One Form to the Other ⇒ Cosine Function ⇒ Current-frequency curve ⇒ Cycle ⇒ Damped Hyperbolic Sinusoidal Functions ⇒ Damped Sinusoidal Functions ⇒ Decay of Current ⇒ Decibels ⇒ Delta Connection ⇒ Different Forms of Alternating Voltage ⇒ Discharge of a Capacitor ⇒ Division in exponential form ⇒ Division in Polar form ⇒ Division in Rectangular form ⇒ Equation of Laplace Transform ⇒ Equivalent Impedance Method ⇒ Exponential form ⇒ Exponential Function eat ⇒ Expression of Half Power Frequencies in R-L-C Series Resonating Circuit ⇒ Expression of the Alternating Voltages and Currents ⇒ Expression of Z in Terms of Fractional Detuning Factor 6 and Quality Factor Q ⇒ Expressions for Bandwidth ⇒ final value Theorem ⇒ following points of complex waveforms ⇒ Form Factor ⇒ Fractional Detuning Factor (5) ⇒ Frequency ⇒ Frequency and speed ⇒ Frequency at Which Vc is Maximum ⇒ Frequency at Which VL is Maximum ⇒ Fundamental Power and Harmonic Power ⇒ Generation of Alternating Voltages and Currents ⇒ Growth of Current ⇒ h-parameter ⇒ Half-section ⇒ Heaviside Expansion Theorem ⇒ Hyperbolic sinusoidal functions ⇒ II-section ⇒ Illustration of complex waveforms ⇒ Impedance in R-L series circuit ⇒ Impedance Triangle ⇒ Impedance-frequency curve ⇒ Importance of Admittance in Parallel A.C. Circuit Analysis ⇒ Importance of R.M.S. Values ⇒ Important Relations in R-L-C Series Circuit ⇒ Impulse Function ⇒ impulse response of series R-C Ciruit ⇒ impulse response of series R-L Ciruit ⇒ inductance element ⇒ Inductive reactance ⇒ Inductive susceptance ⇒ Initial value Theorem ⇒ Instantaneous Power ⇒ Instantaneous Power ⇒ Instantaneous value ⇒ Interconnection of Three Phases ⇒ Introduction of A.C. Fundamentals ⇒ Introduction of Parallel A.C. Circuits ⇒ Introduction of phasor algebra ⇒ Introduction of Phasor Representation ⇒ Introduction of Series A.C. Circuits ⇒ Introduction of Two-part Networks ⇒ inverse Laplace transform ⇒ Key Points About Parallel Resonance ⇒ L-section ⇒ Laplace transform ⇒ Laplace transform of an integral f(t) dt ⇒ Laplace transform of derivative [d f(t)/dt] ⇒ Laplace transform of some common time functions ⇒ Laplace Transform of tn ⇒ Laplace transformation ⇒ Laplace Transforms of Some Useful Functions ⇒ Lattice-section ⇒ main points of phase ⇒ Mean or Average Value of AC ⇒ Measurement of Power in Three-phase System ⇒ Method of Components ⇒ Methods of Solving Parallel A.C. Circuits ⇒ Multiplication and Division of Phasors ⇒ Multiplication in exponential form ⇒ Multiplication in Polar form ⇒ Multiplication in Rectangular form ⇒ Network Configuration ⇒ Network Topology ⇒ Notation of Phasors on Rectangular Co-ordinate Axes ⇒ Parabolic Function ⇒ Parallel R-C Circuit ⇒ Parallel R-L Circuit ⇒ Parallel R-L-C Circuit ⇒ Parallel R-L-C Circuit ⇒ Parallel Resonance ⇒ Parallelogram method ⇒ Partial fraction expansion ⇒ Peak or Amplitude or Crest Factor ⇒ Peak Value ⇒ Phase ⇒ Phase angle ⇒ Phase angle ⇒ Phase angle in Series A.C. Circuits ⇒ Phase angle in pure Capacitance circuit ⇒ Phase Difference ⇒ Phase Sequence ⇒ Phasor Diagram at Series Resonance ⇒ Phasor Diagram of Sine Waves of Same Frequency ⇒ Phasor Diagrams Using R.M.S. Values ⇒ Phasor Representation of Sinusoidal Quantities ⇒ Polar form ⇒ Power ⇒ Power curve ⇒ Power curve in R-L series circuit ⇒ Power curve in capacitance circuit ⇒ Power curve in pure inductive circuit ⇒ Power Determination Using Complex Notation ⇒ Power Determination Using Complex Notation ⇒ Power Factor ⇒ Power in a General Series Circuit ⇒ Power in an Iron-Cored Choking Coil ⇒ Power in Pure Capacitive Circuit ⇒ Power in Pure Inductive Circuit ⇒ Power in pure inuctive ⇒ Power in Pure Resistive Circuit ⇒ Power in R-L series circuit ⇒ Power Relations in AC Circuits ⇒ Power Triangle ⇒ Powers and Roots of Phasors ⇒ Properties of Parallel Resonance ⇒ Properties of Resonance of Series R-L-C Circuit ⇒ Pulse Response ⇒ Pulse Response of series R-C Circiut ⇒ Purely Capacitive Circuit ⇒ Purely Inductive Circuit ⇒ Purely Resistive Circuit ⇒ Q-factor of a Coil ⇒ Q-factor of a Parallel Resonant Circuit ⇒ Q-Factor of Series Resonant Circuit ⇒ Quality Factor ⇒ R-C Circuit ⇒ R-L Circuit ⇒ R-L Series A.C. Circuit ⇒ R-L-C CIRCUIT ⇒ R.M.S. or Effective Value ⇒ Ramp Function ⇒ Reactive power ⇒ Real or True Power ⇒ Rectangular form. ⇒ Relation between step response and impulse response ⇒ Relationship Among Z, 6, and Q ⇒ Representation of Alternating Voltages and Currents ⇒ Representation of E.M.F. Equations ⇒ Resistance Element ⇒ Resonance between Parallel R-L and R-C Circuit ⇒ Resonance Curve ⇒ Resonance in A.C. Circuits ⇒ Resonance in Parallel A.C. Circuits (Parallel Resonance) ⇒ Root Mean Square (R.M.S.) Value of Alternating Current ⇒ Series R-C Circuit ⇒ Series R-L-C Circuit ⇒ Series Resonance ⇒ Series-Parallel A.C. Circuits ⇒ Series-to-Parallel Conversion and Vice-Versa ⇒ Sharpness of Resonance ⇒ Significance of Operator j ⇒ Significance of Power Factor ⇒ Sine Waveform ⇒ Sinusoidal Alternating Voltage and Current ⇒ Sinusoidal Function ⇒ Some Cases of Parallel Connected Elements ⇒ Star Connected Load ⇒ Star Connection ⇒ Step Response of R-C Circuit ⇒ Step Response of R-L Circuit ⇒ Step Response of R-L-C Circuit ⇒ Step Response of R-L-C Circuit ⇒ Subtraction of Alternating Quantities ⇒ Susceptance-frequency curve ⇒ T-section ⇒ Time period ⇒ Time period and frequency ⇒ Transient Response in R-L-C Circuit ⇒ Trigonometrical form ⇒ True power ⇒ Two Wattmeter Method ⇒ Unbalanced Load ⇒ Unit-Step Function ⇒ Values of Alternating Voltage and Current ⇒ Variation of XL, Xc, R, and Z with Frequency ⇒ Variation of Z and i with Frequency ⇒ Voltages, Currents, and Power in Delta Connection ⇒ Voltages, Currents, and Power in Y Connection ⇒ Waveform ⇒ Y-Parameter ⇒ Z-parameters |
⇒ 3-Phase Electrodynamic Power Factor Meter ⇒ 3-Voltmeter Method of Determining Phase Angle ⇒ A.C. Potentiometer ⇒ Absolute Instruments ⇒ Accuracy ⇒ Advantages and disadvantages of Anderson's Bridge ⇒ Advantages and Disadvantages of Dynamometer Type ⇒ advantages and disadvantages of Dynamometer Type Instruments ⇒ advantages and disadvantages of gravity control ⇒ Advantages and disadvantages of Hay's Bridge ⇒ advantages and disadvantages of hot-wire voltmeter ⇒ Advantages and Disadvantages of Induction Wattmeters ⇒ Advantages and Disadvantages of Maxwell's inductance capacitance bridge ⇒ advantages and disadvantages of moving iron power factor ⇒ Advantages and disadvantages of Owen's Bridge ⇒ advantages and disadvantages of Permanent-Magnet Moving Coil (PMMC) Instruments ⇒ advantages and disadvantages of spring control method ⇒ advantages and disadvantages of Vibrating-Reed Frequency meter ⇒ Advantages and Disadvantages Permanent Magnet Type ⇒ Advantages of Instrument Transformers ⇒ Air Friction Damping ⇒ Anderson's Bridge ⇒ Application of thermocouple ⇒ Applications of Induction Ammeters and Voltmeters ⇒ Applications of Cathode Ray Oscilloscope ⇒ Applications of D.C. Potentiometers ⇒ Applications of Dynamometer Type Instruments ⇒ Applications of Electrostatic Voltmeters ⇒ Applications of hot-wire voltmeter ⇒ Applications of Induction Wattmeters ⇒ Applications of Moving-Iron Instruments ⇒ Applications of Permanent-Magnet Moving Coil (PMMC) Instruments ⇒ Attracted Disc Type Voltmeter ⇒ Attraction (or Single-iron) Type ⇒ Ballistic Galvanometer ⇒ Basic Methods of Measurements ⇒ basic principle of the ammeter and the voltmeter is the same ⇒ Beam Deflection ⇒ Beam Focus ⇒ Beam Target or Screen ⇒ Cathode Ray Oscilloscope (CRO) ⇒ Cathode Ray Tube ⇒ Characteristics of Dynamometer Wattmeters ⇒ Characteristics of Electrostatic Voltmeters ⇒ Characteristics of Induction Ammeters and Voltmeters ⇒ Characteristics of Moving-Iron Instruments ⇒ Classification of Electrical Measuring Instruments ⇒ Classification of transducer ⇒ Combination of Quantities with Limiting Errors ⇒ Commutator Motor Meter ⇒ Comparison of Moving Coil, Dynamometer type and Moving Iron Voltmeters and Ammeters ⇒ Composite Factors ⇒ Controlling Torque ⇒ Crompton D.C. Potentiometer ⇒ CRT Circuits ⇒ Current Transformers (CT) ⇒ D.C. Potentiometer ⇒ Damping Torque ⇒ DC Ammeter ⇒ DC and AC Potentiometers ⇒ DC Voltmeter ⇒ De Sauty's Bridge ⇒ Deflecting Torque ⇒ Deflecting Torque (Td) of Dynamometer Type Instruments in Terms of Mutual Inductance ⇒ Deflecting torque of M.I. Instruments in Terms of Self-Inductance ⇒ Demerits moving iron instruments ⇒ Difference between Electrostatic Deflection and Magnetic Deflection ⇒ Difference between international units and absolute units ⇒ Difference of Two Quantities ⇒ Direct Methods ⇒ Direct Reading Potentiometers ⇒ Drysdale A.C. Potentiometer ⇒ Dynamometer Type ⇒ Dynamometer Type Instruments (Ammeters and Voltmeters) ⇒ Dynamometer Wattmeter ⇒ Eddy Current Damping ⇒ Electrodynamic Frequency Meter ⇒ Electrodynamometer Wattmeter ⇒ Electrolytic Meter ⇒ Electrostatic Deflection ⇒ Electrostatic Voltmeter ⇒ Energy Meter ⇒ Errors in bridge measurement ⇒ Errors in Induction Watthour Meters ⇒ Errors of dynamometer wattmeters ⇒ Essentials of Indicating Instruments ⇒ Extending Range of Moving-Iron Instruments ⇒ Extension of Range of PMMC Ammeter ⇒ Extension of Range of PMMC Instruments ⇒ Extension of Range of PMMC Voltmeter ⇒ Fluid Friction Damping ⇒ Frequency Meters ⇒ General Equation for Bridge Balance ⇒ Gravity Control ⇒ Hay's Bridge ⇒ Hot-Wire Ammeters and Voltmeters construction and working ⇒ Indicating Instruments ⇒ Indirect Methods ⇒ Induction Meter ⇒ Induction Type Instruments and its principle ⇒ Induction Type Instruments solve two methods ⇒ Induction Wattmeters , construction and its working ⇒ Instrument Efficiency ⇒ Instrument Transformers ⇒ Instruments ⇒ International Ampere ⇒ International Ohm ⇒ International Standards ⇒ International Volt ⇒ Limiting Errors ⇒ Loading Effect ⇒ Loading Effect Due to Series Connected Instruments ⇒ Loading Effects Due to Shunt Connected Instruments ⇒ Magnetic Deflection ⇒ Maxwell's Inductance Bridge ⇒ Maxwell's Inductance-Capacitance Bridge ⇒ Measurement of Capacitance ⇒ Measurement of Displacement ⇒ Measurement of Frequency (Wien's Bridge) ⇒ Measurement of High Resistance ⇒ Measurement of Low Resistance ⇒ Measurement of Medium Resistance ⇒ Measurement of Mutual Inductance ⇒ Measurement of Power ⇒ Measurement of Resistance ⇒ Measurement of Self Inductance ⇒ Measurement of Temperature ⇒ Measurement of Voltage and Current ⇒ Measurement system and its Elements ⇒ Measurements Versus Transduction Methods ⇒ Megger ⇒ Mercury Motor Watthour Meter ⇒ Merits of Moving iron Instruments ⇒ Modern D.C. Potentiometers ⇒ Modes of Measurements ⇒ Motor Meters ⇒ Moving Coil Instruments ⇒ Moving Coil Instruments Advantages and Disadvantages ⇒ Moving Iron Instruments ⇒ Moving Iron Meter ⇒ Moving-Iron (M.I.) Ammeters and Voltmeters ⇒ Moving-Iron Frequency Meter ⇒ Moving-Iron Power Factor Meter ⇒ Multicellular Electrostatic Voltmeter ⇒ Multirange ammeter ⇒ Multirange voltmeter ⇒ Ohmmeter ⇒ Oscilloscope Specifications ⇒ Owen's Bridge ⇒ Permanent Magnet Type ⇒ Permanent-Magnet Moving Coil (PMMC) Instruments (Ammeters and Voltmeters) ⇒ Piezo-Electric Transducer ⇒ Post-Deflection Acceleration (PDA) ⇒ Potential Transformers (PT) ⇒ Power Factor Meters ⇒ Power in AC Circuit ⇒ Power of a Factor ⇒ Precision ⇒ Primary Standards ⇒ Principles of Operation of Electrical Instruments ⇒ Product of Two or More Quantities ⇒ Quadrant Type Voltmeter ⇒ Quotient of Two Quantities ⇒ Range Extension of Dynamometer Type Instruments ⇒ Range extension of dynamometer wattmeters ⇒ Range Extension of Electrostatic Voltmeters ⇒ Range extension of hot-wire voltmeter ⇒ Range extension of Induction Ammeters and Voltmeters ⇒ Range extension of thermocouple ⇒ Range of Induction Wattmeters ⇒ Range of vibrating Reed frequency meter ⇒ Ranges of Attraction (or Single-iron) Type ⇒ Ranges of DC ammeters and DC voltmeters ⇒ Ranges of DC ammeters and DC voltmeters in Dynamometer Type ⇒ Relative Limiting Errors ⇒ Relative Static Error ⇒ Remanance ⇒ Repeatability ⇒ Reproducibility ⇒ Repulsion (or Double-iron) Type ⇒ Resistance of ammeter ⇒ Resistance of voltmeter ⇒ Resistance Thermometers ⇒ Resistance Thermometers ⇒ Resistance Transducer ⇒ Secondary Instruments ⇒ Secondary Standards ⇒ Shaded Pole Type ⇒ Single-Phase Electrodynamic Power Factor Meter ⇒ Single-Phase Induction Watthour Meters or Energy Meters ⇒ Sources of errors in Dynamometer Type Instruments ⇒ Sources of Errors in Moving Iron Instruments ⇒ Split Phase Type ⇒ Spring Control method ⇒ Standards ⇒ Static Error ⇒ Static Sensitivity ⇒ Sum of Two or More Quantities ⇒ Thermistors ⇒ Thermocouple Instruments ⇒ Three-Phase Watthour Meter ⇒ Three-phase Wattmeter ⇒ Transducers and Their Applications ⇒ True Value ⇒ Types of Oscilloscopes ⇒ Types of Secondary Instruments ⇒ Variable Inductance transducers ⇒ Various Scales ⇒ Vibrating-Reed Frequency meter ⇒ Vibration Galvanometer ⇒ Volt Ratio Box ⇒ Voltmeter Sensitivity ⇒ Wattmeter Errors ⇒ Wattmeter ratings ⇒ Wattmeters ⇒ Working Standards |
⇒ Advantages and Disadvantages of closed loop systems ⇒ Advantages of open loop systems ⇒ Analog Signals ⇒ Analogous system ⇒ Basic Definitions ⇒ Causal and Non-causal Systems ⇒ Classification of Continuous Time Signals ⇒ Classification of Continuous Time Systems ⇒ Classification of Signals ⇒ Classifications of Control Systems ⇒ Closed Loop Systems ⇒ comparison between open loop system and closed loop system ⇒ Continuous Time Signals ⇒ Control system ⇒ Control Systems ⇒ Deterministic and Random Signals ⇒ Effects of Feedback ⇒ electrical,thermal,liquid level and pneumatic system ⇒ Elements of a control system ⇒ Energy and Power Signals ⇒ Error Detector ⇒ Even Signal and Odd Signal ⇒ Feedback System ⇒ Force Current Analogy ⇒ Force-Voltage Analogy ⇒ Frequency Response ⇒ Graphical Methods ⇒ Invertible and Non-invertible Systems ⇒ Linear and Non-linear Systems ⇒ Linear Time Invariant System ⇒ LVDT ⇒ Multichannel Signals ⇒ Multidimensional Signals ⇒ One Side Signals ⇒ Open Loop and Closed Loop Systems ⇒ Open Loop Systems ⇒ Periodic and Non-periodic Signals ⇒ Piecewise Continuous Signals ⇒ Real and Complex Signals ⇒ Regulator ⇒ Routh Stability Criterion ⇒ Servo amplifier ⇒ Servomechanisms ⇒ Signals and Systems ⇒ Stability ⇒ Stable and Unstable Systems ⇒ Static and Dynamic Systems ⇒ System ⇒ Time Invariant and Time Variant Systems ⇒ Time Response of control system |
⇒ 1's Complement ⇒ 2's Complement ⇒ Accumulator ⇒ Action of Diode ⇒ Action of P-N Junction Diode ⇒ Address bus ⇒ Advantages ⇒ Advantages and disadvantage of full-wave rectifier ⇒ Advantages and disadvantage of full-wave rectifier ⇒ Algebraic Method ⇒ Algebraic Method ⇒ ALU and Flags ⇒ amplification factor ⇒ AND function ⇒ AND function using NOR gates ⇒ ANSI/IEEE Standard Logic Symbols ⇒ Antilog Amplifier ⇒ Avalanche Breakdown ⇒ Base Bias or Fixed Current Bias ⇒ Base Bias with Collector and Emitter Feedbacks ⇒ Base Bias with Collector Feedback ⇒ Base Bias with Emitter Feedback ⇒ Base Load and Peak Load ⇒ Basic Operational Amplifier Applications ⇒ Biasing of a Transistor ⇒ Binary Number System ⇒ Boolean algebra ⇒ Boolean Laws ⇒ Breakdown Diodes ⇒ Brush Drop ⇒ Calculation of n and p in Extrinsic Semiconductor ⇒ Calculations of Power Factor Correction ⇒ Capacitor in PSpice ⇒ Causes of Low Power Factor ⇒ Central Processing Unit (CPU) ⇒ Child-Langmuir Law ⇒ Choice of Site for Steam Power Station ⇒ Common base ⇒ Common base ⇒ Common Base Characteristics ⇒ Common collector ⇒ Common emitter ⇒ Common Emitter Configuration ⇒ Common Terms Pertaining to Rotating Machines ⇒ Common-Collector Configuration ⇒ Comparison between BJT and FET ⇒ Comparison between JFET and MOSFET ⇒ Comparison of DC and AC Transmission ⇒ Comparison of Transistor Configurations ⇒ Constructional Features of Rotating Electrical Machines ⇒ Control bus ⇒ Conversion of a Binary Fraction to a Decimal Fraction ⇒ Conversion of a Decimal Fraction to a Binary Fraction ⇒ Conversion of a Decimal Number to a Binary Number ⇒ Conversion of the Binary Number to Decimal Number ⇒ Converting Expression into Standard SOP or POS Forms ⇒ Cost of Electrical Energy ⇒ Current Gain ⇒ Current to Voltage Converter ⇒ current-dependent current source ⇒ current-dependent voltage source ⇒ Cylindrical-rotor Type ⇒ Data bus ⇒ DC or average current ⇒ DC output power ⇒ DC output voltage ⇒ De Morgan's Theorems ⇒ Decimal Number System ⇒ Depletion Enhancement MOSFET ⇒ different hardware components of a digital computer ⇒ Different Methods for Transistor Biasing ⇒ Differential amplifier with one OP Amp ⇒ Differential amplifier with two OP Amps ⇒ Differential Amplifiers ⇒ Differentiator ⇒ Digital Computer ⇒ Diode as Switch ⇒ Diode Equivalent Circuit ⇒ Diode Resistance ⇒ Diode Valve ⇒ Direct Current Machine ⇒ Disadvantages of Low Power Factor ⇒ Distribution Factor ⇒ Drain characteristics ⇒ Drain resistance rds ⇒ Duality Theorem ⇒ E.M.F. Generated in AC Machines ⇒ Ebers-Moll Representation of BJT ⇒ Economics of Power Generation ⇒ Efficiency and Ripple Factor of a Rectifier ⇒ Efficiency of Thermal Power Station ⇒ Electric Supply System ⇒ Electrical and Mechanical Degrees ⇒ Emitter Bias with Two Supplies ⇒ Enhancement MOSFET ⇒ Exclusive NOR (XNOR) Gate ⇒ Exclusive OR (XOR) Gate ⇒ Expansion of a Boolean Expression into Canonical POS Form ⇒ Expansion of a Boolean Expression into SOP Form ⇒ Expression of Cost of Electrical Energy ⇒ Extrinsic Semiconductor ⇒ Fermi Level ⇒ FET Biasing ⇒ Field Effect Transistors ⇒ Filter ⇒ Fixed Bias Circuit ⇒ Flux Per Pole ⇒ Full Adder Circuits ⇒ Full-wave Rectifier ⇒ Full-wave Rectifier ⇒ Full-wave Rectifier ⇒ Generated E.M.F. in a Full-pitched Coil ⇒ Generating Stations ⇒ Generation of Electrical Energy ⇒ Graded Semiconductor and Its Potential Variation ⇒ Half Adder Circuits ⇒ Half-wave Rectifier ⇒ Half-wave Rectifier ⇒ hardware-software interface ⇒ Hexadecimal Number System ⇒ High Transmission Voltage ⇒ Ideal Non-Inverting Op Amp ⇒ ideal operational amplifier ⇒ Importance of Power Factor Improvement ⇒ Important Terms and Factors ⇒ independent ac current source ⇒ independent ac voltage source ⇒ Independent constant (DC) Current Source ⇒ Indepenedent Constant (DC) Voltage Source ⇒ Induction Machines ⇒ inductor in PSpice ⇒ Input Characteristics ⇒ Input Characteristics ⇒ Input Characteristics ⇒ Input resistance RiF of Practical inverting op Amp ⇒ Integration Using OP Amp ⇒ Interconnected Grid System ⇒ introduction of Diode and Triode ⇒ Introduction of Microcomputers ⇒ Introduction of Microcomputers ⇒ Introduction of Phasor Representation ⇒ Inverting Amplifiers ⇒ Inverting mode ⇒ JFET Parameters ⇒ Junction Field Effect Transistor ⇒ Karnaugh Map ⇒ Law of Double Negation ⇒ Laws of Absorption ⇒ Laws of Association ⇒ Laws of Commutation ⇒ Laws of Complement ⇒ Laws of Distribution ⇒ Laws of Intersection ⇒ Laws of Tautology ⇒ Laws of Union ⇒ Limitations ⇒ Load Curves ⇒ Load Line ⇒ Logarithmic Amplifier ⇒ Logic Operators ⇒ major hardware modules of a digital computer ⇒ Microprocessor 8085 Architecture ⇒ Minterms and Maxterms ⇒ MOSFET ⇒ Most Economical Power Factor ⇒ Mutual or Transfer Characteristics ⇒ N-channel JFET ⇒ N-type Semiconductors ⇒ NAND function using NOR gates. ⇒ NAND Gate ⇒ NAND Gate ⇒ Non-inverting mode ⇒ NOR function ⇒ NOR Gate ⇒ NOR Gate ⇒ NOR Gate ⇒ NOT function ⇒ NOT function using NOR gate ⇒ number system ⇒ number system ⇒ Octal Number System ⇒ Operational Amplifier ⇒ Operational Amplifier Parameters ⇒ OR function ⇒ OR function using NOR gates ⇒ OR function using NOR gates ⇒ Output Characteristics ⇒ Output Characteristics ⇒ Output Characteristics ⇒ Output resistance RoF of Practical inverting op Amp ⇒ P-channel JFET ⇒ P-N Junction Diode ⇒ P-type Semiconductors ⇒ Pairs, Quads, and Octets ⇒ Parameters of rectifiers ⇒ Peak inverse voltage (PIV) or peak reverse voltage (PR V) or voltage reverse maximum (VRM) ⇒ Peak inverse voltage (PIV)) ⇒ Pitch Factor ⇒ Plate Characteristics ⇒ Polyphase Induction Machines ⇒ Power Factor Improvement ⇒ Power Factor Improvement Equipment ⇒ Power Gain ⇒ Practical Inverting Op Amp ⇒ Product of Sums Form ⇒ R.M.S. current ⇒ R.M.S. voltage ⇒ R.M.S. voltage ⇒ re-Transistor Model ⇒ Rectification ⇒ Rectifier efficiency ⇒ Rectifiers ⇒ Relation between Gama and alpha ⇒ Relation between vita and alpha ⇒ Relations between Tube Parameters ⇒ Representation of Logic Expression ⇒ Resistor in PSpice ⇒ Ripple factor ⇒ Salient-pole Type ⇒ Schematic Arrangement of Thermal Power Station ⇒ Self Bias Circuit ⇒ Semiconductor ⇒ Single-phase Half-wave Rectifier ⇒ Sources of Energy ⇒ Squirrel-cage Rotor ⇒ Stability Factors ⇒ Standard SOP and POS Forms ⇒ Static Characteristics of a Triode ⇒ Sum of Products Form ⇒ Summing Amplifier ⇒ Synchronous Machines ⇒ Synchronous Machines ⇒ Tariff ⇒ Temporary Register ⇒ The AND Function ⇒ The Ideal Operational Amplifier ⇒ The NOT Function ⇒ The OR Function ⇒ Thermal Power Station ⇒ Total input power ⇒ Transconductance gm ⇒ Transconductance gm ⇒ Transfer characteristics ⇒ Transformer utilization factor ⇒ Transistor ⇒ Transistor Action ⇒ Transistor as a Switch ⇒ Transistor as an Amplifier ⇒ Transistor Configuration ⇒ Triode ⇒ Triode as an Amplifier ⇒ Truth Table Method ⇒ Tube Parameters ⇒ Types of Tariff ⇒ Universal Property ⇒ Using Truth Table ⇒ V-I Characteristics of JFET ⇒ Variable Load on Power Station ⇒ Various Current Components in Transistor ⇒ Various Systems of Power Transmission ⇒ Various Values of Current Gain ⇒ Voltage Divider Bias ⇒ Voltage Divider Biasing Circuit ⇒ Voltage Gain ⇒ Voltage to Current Converter ⇒ voltage-dependent current source ⇒ voltage-dependent voltage source ⇒ Winding Factor ⇒ Wound Rotor ⇒ Zener Breakdown |