Optics Question 1139

Question: If the separation between slits in Young’s double slit experiment is reduced to 13rd, the fringe width becomes n times. The value of n is

[MP PET 2003]

Options:

A) 3

B) 13

C) 9

D) 19

Show Answer

Answer:

Correct Answer: A

Solution:

βλd as dd3 so β3β

n=3



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