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(I) Repetition of sound produced by the ...

(I) Repetition of sound produced by the reflection of sound waves from a wall is echo.
(II) In a closed room, the sound is repeatedly reflected from the walls and it is heard even after the sound source is ceased, it is called reverberation?
Which one is correct?

A

I only

B

II only

C

both are correct

D

None

Text Solution

Verified by Experts

The correct Answer is:
C
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    D
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