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Which of the following statements is cor...

Which of the following statements is correct?

A

All vibrations produce sound.

B

Vibrations of frequency less than 20 Hz only produce sound.

C

Vibrations of frequency more than 20 Hz only produce sound.

D

Vibrations of frequency between 20 Hz and 20,000 Hz only produce sound.

Text Solution

Verified by Experts

The correct Answer is:
A
All vibrations produce sound but we can hear sound only when the frequency is between 20 Hz and 20,000 Hz
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