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MHT CET Physics question

PhysicsWave OpticsMHT CET

A Fraunhofer diffraction pattern due to a single slit of width 0.3 mm is obtained on a screen placed at a distance of 3 m from the slit. The first minimum lie at 5.5 mm on either side of the central maximum on the screen. The wavelength of light used is [MHT-CET 2022]

Answer: (D)

Solution

First minimum: , so 10^{-3}10^{-3}\time$

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Question ID VK-077485