A generator produces a voltage that is given by V = 240 sin 120 t volt, where t is in second. The frequency and r.m.s. voltage are

A generator produces a time varying voltage given by V=240 sin 120 t, where t is in second. The rms voltage and frequency are

An AC generator produced an output voltage E=170sin 377t volts , where t is in seconds. The frequency of AC voltage is

A coil of inductance 2H having negligible resistance is connected to a source of supply whose voltage is given by V = 3t volt. (where t is in second). If the voltage is applied when t = 0, then the energy stored in the coil after 4s is J.

The voltage supplied to a circuit is given by V=V_(0)t^(3/2) , where t is time in second. Find the rms value of voltage for the period, t=0 to t=1s.

Expression for instantaneous value of an alternating voltage is given below: epsilon= 150 sin 200 pit where t is the time in seconds . Calculate (i) the peak value of voltage (ii) rms value of voltage and (iii) frequency of supply.

The voltage of an ac source varies with time according to the equation V = 100 sin 100 pit cos 100 pit where t is in seconds and V is in volt. Then

An alternating voltage given by V = 240 sin 314 t is connected across a pure resistor of 100 ohm. Find (a) the frequency of the source. (b) the rms current through the resistor.

The instantaneous value of alterninig voltage is given by E = 140 sin 300 t. what is rms value of voltage and frequency of supply ? Take pi = 3 and sqrt2 = 1.4 .