| Interference pattern is observed at P due to superimposition of two rays coming out from a source S as shown in the figure. The value of l for which maxima is obtained at P is: [JEE ONLINE 12-04-2014] |
| (R is perfect reflecting surface) |
 |
A) \[1=\frac{1n\lambda }{\sqrt{3}-1}\]
B) \[1=\frac{(2n-1)\lambda }{2\left( \sqrt{3}-1 \right)}\]
C) \[1=\frac{(2n-1)\lambda \sqrt{3}}{4\left( 2-\sqrt{3} \right)}\]
D) \[1=\frac{(2n-1)\lambda }{\sqrt{3}-1}\]
Correct Answer: C
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