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Two sound waves of intensity 2 W//m^(2) ...

Two sound waves of intensity 2 `W//m^(2)` and `3W//m^(2)` meet at a point to produce a resultant intensity ` 5W//m^(2)`. The phase difference between two waves is

A

`pi`

B

`(pi)/4`

C

`(pi)/(2)`

D

Zero

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The correct Answer is:
C
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