Question

The number of vibrations made by a vibrating body in one second is
1} frequency
2} noise
3} loudness
4} pitch

Answer 1

Answer:

frequency

Explanation:

The number of cycles that a vibrating object completes in one second is called frequency. The unit of frequency is hertz (Hz).

I hope it will help you ✌️

Answer 2

Explanation:

✳Answer✳

✳↕️↕️↕️✳

✳1} frequency✳