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MHT CET Physics question

PhysicsRay Optics and Optical InstrumentsMHT CET

A convex lens of refractive index 3/2 has a power of 2.5 D. If it is placed in a liquid of refractive index 2, the new power of the lens is

Answer: (D)

Solution

In air so ; in the liquid D (the lens now acts as a

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Question ID VK-069338