Electrical Engineering ⇒ Topic : Instruments
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| Mason
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INSTRUMENTS A tool which is used as a physical means for determining a variable or a quantity is called instrument. It is used to measure the value of unknown quantity. The instruments are broadly classified into two categories:
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| Gopal
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INSTRUMENTS:-The basic electrical quantities which often need to be measured are : voltage, current, power,electrical energy, power factor, frequency, resistance,inductance capacitance, speed, temperature etc. The instruments used for all electrical measurements are called measuring instruments. They include ammeters, voltmeters, wattmeters, energy meters etc. | |
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