Electrical Engineering ⇒ Topic : Impulse response of series R-L Ciruit

IMPULSE RESPONSE OF SERIES R-L CIRCUIT

Figure (a) shows a series R-L circuit excited by an impulse function of magnitude E at time t = O. Using KVL, we have

                            figure (a)Series R-L circuit with impulse input

                         .......... (1)

The Laplace transform of Eq. (1) is

                  .......... (2)

If the circuit is initially relaxed, i.e., i(0-) = 0, Eq. (2) becomes

     ............ (3)

                          ............... (4)