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MHT CET Physics question

PhysicsRay Optics and Optical InstrumentsMHT CET

A glass cube of length 24 cm has a small air bubble trapped inside. When viewed normally from one face it is 10 cm below the surface. When viewed normally from the opposite face, its apparent distance is 6 cm. The refractive index of glass is [MHT-CET 2020]

Answer: (A)

Solution

If the bubble is cm from one face, and ; adding,

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Question ID VK-069503