Question

the sound from a mosquito is produced when it vibrates its wing at an average rate of 500 vibration per second what is the frequency of vibration

Answer 1

frequency is defined as the no of vibration per second
frequency = vibration / seconds
=500/1
=500 hertz

Answer 2

Explanation:

Total vibration=500

Time taken to complete one vibration= 1/500=0.002 seconds.

So time period=0.002 seconds.