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MHT CET Physics question

PhysicsWave OpticsMHT CET

When the same monochromatic ray of light travels through glass slab and through water, the number of waves in glass slab of thickness cm is same as in water column of height cm. If refractive index of glass is , then refractive index of water is [MHTCET 2016]

Answer: (C)

Solution

Number of waves , so and

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Question ID VK-069415