Figure shows the variation of voltage with time for an ac `I=I_(0) sin omegat` flowing through a circuit -

In the circuit shown the source voltage is given as v = V_(0) sin omegat . Find the current through the source as a function of time.

Switch S of the circuit shows in Fig. is closed at t = 0 . If e denotes the induced emf in L and i the current flowing through the circuit at time t , then which of the following graphs correctly represents the variation of e with i ?

Switch S of the circuit shows in Fig. is closed at t = 0 . If e denotes the induced emf in L and i the current flowing through the circuit at time t , then which of the following graphs correctly represents the variation of e with i ?

AC source represented as V = V_(0) sin omega t is applied to a circuit and current I = I_(0) sin (omega t + pi//2) is found to flow through the circuit . What will be average power consumed in the circuit ?

A device X is connected across an ac source of voltage V = V_(0) sin omegat . The current throught X is given as I= I_(0)sin(omegat + (pi)/(2)) (a) Identify the device X and write the expression for its reactance. (b) Draw graph showing variation of voltage and current with time over one cycle of ac, for X. How does the reactance of the device X vary with frequency of the ac? Show this variation graphically. (d) Draw the phasor diagram for the device X.

A device X is connected across an ac source of voltage V = V_(0) sin omegat . The current throught X is given as I= I_(0)sin(omegat + (pi)/(2)) (a) Identify the device X and write the expression for its reactance. (b) Draw graph showing variation of voltage and current with time over one cycle of ac, for X. How does the reactance of the device X vary with frequency of the ac? Show this variation graphically. (d) Draw the phasor diagram for the device X.

The average value of alternating current I=I_(0) sin omegat in time interval [0, pi/omega] is

The average value of alternating current I=I_(0) sin omegat in time interval [0, pi/omega] is

The average value of alternating current I=I_(0) sin omegat in time interval [0, pi/omega] is