The frequency of sinusoidal A.C. voltage is 50 Hz. How many times does have voltage become zero in 5s ?

The frequency of a source of sound is 50 Hz. How many times does it vibrate in one minute?

The frequency of A.C. is 50 Hz. How many times the current becomes zero in one second?

In India, AC voltage becomes zero how many time in 1 s ?

If the frequency in an A.C. circuit is 100 Hz, then the time taken by the voltage to cover from maximum to next positive maximum will be

If the frequency of the input voltage 50 Hz is applied to a half wave rectifier

If an A.C. current of frequency 50 Hz is flowing through a conducting wire, then how many time does the current becomes zero in one second ?