The frequency of a source on sound is 256 Hz. It vibrates __________ times in a second.

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

The frequency of source of sound is 100 Hz. How many times does it vibrate in a minute ?

What would be the frequency of a vibrating object if it vibrates 30 times in one second?

The frequency of a source is of sound 40 Hz. How many times does it vibrate in half a minute?

A bulb is connected in alternating current circuit.The frequency of a.c. is 50 Hz. Clearly current becomes zero 100 times in one second, then why does the bulb not lit intermittently? If the frequency of a.c. be 2 Hz, then will the bulb lit intermittently?

Calculate the wavelength of a sound wave whose frequency is 220 Hz and speed is 40 m/s in a given medium.