Optics Question 1113

Question: In young’s double slit experiment with a source of light of wavelength $ 6320{AA} $ , the first maxima will occur when

[Roorkee 1999]

Options:

A) Path difference is $ 9480{AA} $

B) Phase difference is 2p radian

C) Path difference is $ 6320{AA} $

D) Phase difference is p radian

Show Answer

Answer:

Correct Answer: B

Solution:

For maxima, path difference $ \Delta =n\lambda $ So for n =1, $ \Delta =\lambda =6320{AA} $



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