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Two point sources X and Y emit waves of ...

Two point sources X and Y emit waves of same frequency and speed but Y lags in phase behind X by `2pi//radian`. If there is a maximum in direction D the distance XO using n as an integer is given by

A

`(lambda)/(2)(n-1)`

B

`lambda(n+1)`

C

`(lambda)/(2)(n+1)`

D

`lambda(n-1)`

Text Solution

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The correct Answer is:
B
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