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Question

As the distance between the listener and the source increases, loudness of the sound


A

remains same

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B

decreases

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C

increases

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Solution

The correct option is B

decreases


  1. As the distance between the listener and the source increases the loudness of the sound decreases.
  2. The same amount of sound has to cover more distance and thus sound gets absorbed by the medium.
  3. Hence, option (b) decreases is correct.

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