Optics Question 1085

Question: In Young’s double slit experiment, the phase difference between the light waves reaching third bright fringe from the central fringe will be (l =6000 Å )

[MP PMT 1994]

Options:

A) Zero

B) 2π

C) 4π

D) 6π

Show Answer

Answer:

Correct Answer: D

Solution:

n=3, 

2nπ=2×3π=6π



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