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MHT CET Physics question

PhysicsWave OpticsMHT CET

In Young's double slit experiment fifth dark fringe is formed opposite to one of the slit. If 'D' is the distance between the slits and the screen and 'd' is the separation between the slits then the wavelength of light used is [MHT-CET 2023]

Answer: (A)

Solution

Fifth dark fringe is at ; opposite a slit

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Question ID VK-077414