Optics Question 1134

Question: When a thin transparent plate of thickness t and refractive index m is placed in the path of one of the two interfering waves of light, then the path difference changes by

[MP PMT 2002]

Options:

A) (m + 1)t

B) (m -1)t

C) $ \frac{(\mu +1)}{t} $

D) $ \frac{(\mu -1)}{t} $

Show Answer

Answer:

Correct Answer: B

Solution:

(m -1)t



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