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Two coherent sources S1 and S2 area sepa...

Two coherent sources `S_1` and `S_2` area separated by a distance four times the wavelength `lambda` of the source. The sources lie along y axis whereas a detector moves along +x axis. Leaving the origin and far off points the number of points where maxima are observed is

A

2

B

3

C

4

D

5

Text Solution

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The correct Answer is:
B
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