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Two coherent sources separated by distan...

Two coherent sources separated by distance d are radiating in phase having wavelength `lambda`. A detector moves in a big circle around the two sources in the plane of the two sources. The angular position of `n=4` interference maxima is given as

A

`sin^(-1).(nlambda)/(d)`

B

`cos^(-1).(4lambda)/(d)`

C

`tan^(-1).(d)/(4lambda)`

D

`cos^(-1).(lambda)/(4d)`

Text Solution

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The correct Answer is:
B
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