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MHT CET Physics question

PhysicsWave OpticsMHT CET

In Young's double slit experiment, we get 60 fringes in the field of view of monochromatic light of wavelength 4000 Å. If we use monochromatic light of wavelength 6000 Å, then the number of fringes obtained in the same field of view are

Answer: (C)

Solution

The field of view is fixed, so gives and

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Question ID VK-077367