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MHT CET Physics question

PhysicsWave OpticsMHT CET

A screen is placed 2 m away from the single narrow slit. Calculate the slit width if the first minimum lies 5 mm on either side of the central maximum. Incident plane waves have a wavelength of 5000Å. [MHT-CET 2019]

Answer: (C)

Solution

First minimum: , so m; the numerical value

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Question ID VK-077583