eloqit8312 eloqit8312

02-01-2024
Physics

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A thin plano-convex lens acts like a concave mirror of focal length 0.2 m when silvered at its plane surface. Refractive index of the material of lens is 1.5.
Radius of curvature of convex surface of the lens is :
A. 0.1m
B. 0.2m
C. 0.4m
D. 0.8m

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