If the frequency of alternating potential is 50Hz then the direction of potential, changes in one second by –

If the frequency of input alternating potential in n, then the ripple frequency of output potential of full wave rectifier will be-

If the frequency of input alternating potential in n, then the ripple frequency of output potential of full wave rectifier will be-

If the frequency of an alternating emf be 50 Hz, how many times the direction of emf will be reversed per second?

The frequency of an alternating current is 50Hz, then the time to complete one cycle for current vector will be–

The frequency of an alternating current is 50 Hz . The minimum time taken by it is reaching from zero to peak value is

The frequency of an alternating current is 50 Hz . The minimum time taken by it is reaching from zero to peak value is

The value of alternating e.m.f. is e = 500 sin 100pit , then the frequency of this potential in Hz is –

the fundamental frequency of a closed organ pipe is 50 Hz . The frequency of the second overtone is