MHT CET Physics question

PhysicsWave OpticsMHT CET

In Young's double slit experiment, the fringe width is found to be 0.4 mm. If the whole apparatus is immersed in water of refractive index , without disturbing the geometrical arrangement, the new fringe width will be

Answer: (A)

Solution

In water , so mm; 0.40 mm ignores the medium, 0.53

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Question ID VK-077329