Optics Question 1049

Question: What is the path difference of destructive interference

[AIIMS 2002]

Options:

A) nl

B) $ n(\lambda +1) $

C) $ \frac{(n+1)\lambda }{2} $

D) $ \frac{(2n+1)\lambda }{2} $

Show Answer

Answer:

Correct Answer: D

Solution:

For destructive interference path difference is odd multiple of $ \frac{\lambda }{2}. $



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