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A thin plano - convex lens acts like a c...

A thin plano - convex lens acts like a concave mirror of focal length 0.2 m, when silvered on its plane surface. The refractive index of the material of the lens is 1.5. The radius of curvature of the convex surface of the lens will be

A

0.4 m

B

0.2m

C

0.1m

D

0.75m

Text Solution

Verified by Experts

The correct Answer is:
B
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