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MHT CET Physics question

PhysicsWave OpticsMHT CET

A light wave of wavelength is incident on a slit of width . The resulting diffraction pattern is observed on a screen at a distance . If linear width of the principal maxima is equal to the width of the slit, then the distance is [MHTCET 2022]

Answer: (B)

Solution

Linear width of the principal maximum is ; equating to gives

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Question ID VK-077380