MHT CET Physics question

PhysicsRay Optics and Optical InstrumentsMHT CET

A plano-convex lens of curvature of 30 cm and refractive index 1.5 produces a real image of an object kept 90 cm from it. What is the magnification?

Answer: (D)

Solution

gives cm; $ = - =

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Question ID VK-069336