A) \[{{\sin }^{-1}}\left( \frac{n\lambda }{d} \right)\]
B) \[{{\tan }^{-1}}\left( \frac{n\lambda }{d} \right)\]
C) \[{{\sin }^{-1}}\left( \frac{n\lambda }{2d} \right)\]
D) \[{{\cos }^{-1}}\left( \frac{n\lambda }{2d} \right)\]
Correct Answer: C
Solution :
Path difference \[=2d\sin \theta \]You need to login to perform this action.
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