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The interference pattern is observed at ...

The interference pattern is observed at P due to the superposition of two rays coming out from a source S as shown in the diagram. The value of l for which maxima is obtained at P is, (Given that R is a perfect reflecting surface)

A

`l = (2nlamda)/(sqrt3-1)`

B

`l = ((2n-1)lamdasqrt3)/(4(2-sqrt3))`

C

`l = ((2n-1)lamda)/(sqrt3-1)`

D

`l = ((2n-1)lamda)/(2(sqrt3-1))`

Text Solution

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The correct Answer is:
B
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