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MHT CET Physics question

PhysicsWave OpticsMHT CET

In Young's double slit experiment, for the nth dark fringe (n = 1, 2, 3, …) the phase difference of the interfering waves in radian will be [MHT-CET 2020]

Answer: (B)

Solution

For the nth dark fringe the path difference is , so the phase difference is

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Question ID VK-077563