The e.m.f of and a.c. current `E=158sin 200pit V`. What is the voltage at time `t=1/400` sec?

The equation of an a.c. current I = 50 sin 100 pi t .Find Frequency.

The equation of an a.c. current I = 50 sin 100 pi t .Find the current 1/300 sec after being zero.

The equation of an a.c. current I = 50 sin 100 pit .Find the average value of current in positive half cycle.

The equation of an a.c. current I = 50 sin 100 pi t .Find effective value of current.

The instantaneous voltage from an ac source is given by e=200sin 314t volt. Find the rms voltage .What is the frequency of the source?

The instantaneous voltage from an ac souce is given by e=200 sin 314t volt. Find the rms voltage. What is the frequency of the frequency of the source?

In an L-C-R circuit with all components connected in series,the e.m.f. and the current flowing in the circuit are given by the following equation : e_d = 200 sin (314 .t + pi//6) Volt,I = 5 sin 314 t A. obtain: The frequency of the a.c. source.

In an L-C-R circuit with all components connected in series,the e.m.f. and the current flowing in the circuit are given by the following equation : e_d = 200 sin (314 .t + pi//6) Volt,I = 5 sin 314 t A. obtain: The phase difference between current and e.m.f.

In an L-C-R circuit with all components connected in series,the e.m.f. and the current flowing in the circuit are given by the following equation : e_d = 200 sin (314 .t + pi//6) Volt,I = 5 sin 314 t A. obtain:The peak values of current and e.m.f.