MHT CET 2026 Physics question

PhysicsWave OpticsMHT CET 2026

In Young's double slit experiment, in an interference pattern, a minimum is observed exactly in front of one slit. The distance between the two coherent sources is 'd' and 'D' is the distance between source and screen. The possible wavelengths used are inversely proportional to

Answer: (B)

Solution

A point exactly in front of one slit is at a distance from the central axis. The path difference there is . For a minimum, with , so and $λ =

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Question ID VK-096031