Optics Question 465

Question: In a two-slit experiment with white light, a white fringe is observed on a screen kept behind the slits. When the screen in moved away by 0.05 m, this white fringe

Options:

A) Does not move at all

B) Gets displaced from its earlier position

C) Becomes colored

D) Disappears

Show Answer

Answer:

Correct Answer: A

Solution:

[a] White fringe is formed at the center of screen, position of central fringe will remain unchanged on moving the screen.



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