Q. 54.0( 5 Votes )

In order to reduc A. decrease its frequency of vibration of the sound.

B. increase its frequency of vibration of the sound.

C. decrease its amplitude of vibration of the sound.

D. increase its amplitude of vibration of the sound.

Answer :

The loudness of a sound depends upon the amplitude of vibration. Hence, in order to reduce the loudness of a sound, we have to decrease its amplitude of vibration. Lesser the amplitude, lesser will be the sound produced.

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