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If the plane surface of a plano-convex l...

If the plane surface of a plano-convex lens of radius of curvature R and refractive index `mu` is silvered, then its focal length would be

A

`f = R/ 2(mu +1)`

B

`f = 2/ R(mu +1)`

C

`f = 2R/ (mu +1)`

D

`f = R/ 2(mu -1)`

Text Solution

Verified by Experts

The correct Answer is:
D
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