List of top Electronics and Communication Engineering Questions on Electric circuits and fields asked in AP PGECET

In a non-magnetic medium electric field \( E = E_0\cos\omega t \) is applied. If the permittivity of the medium is \( \varepsilon \) and the conductivity is \( \sigma \) then the ratio of the amplitudes of the conduction current density and displacement current density will be:
For electrostatic fields in charge free atmosphere, which one of the following is correct?
The circuit shown in Figure is equivalent to a load of
Figureisequivalenttoaloadof
Match the following:
convert alternating current
The current through a series RL circuit is \( \frac{1}{4} e^{-\frac{3}{4} t} \) when excited by a unit impulse voltage. The values of R and L are respectively