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MHT CET Physics question

PhysicsWave OpticsMHT CET

In an interference pattern, fringe width 'X' is obtained with a source of light of wavelength ''. With the same experimental set up, the source is replaced by a light of wavelength '', the fringe width obtained is th of the distance between the two coherent monochromatic sources 'd'. The ratio will be [MHT-CET 2023]

Answer: (A)

Solution

Fringe width is proportional to , so ; the

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Question ID VK-077418