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There is a destructive interference betw...

There is a destructive interference between the two waves of wavelength `lambda` coming from two different paths at a point. To get maximum sound or constructive interference at that point, the path of one wave is to be increased by

A

`(lambda)/(4)`

B

`(lambda)/(2)`

C

`(3 lambda)/(4)`

D

`lambda`

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The correct Answer is:
B
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