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The focal length of a plano-convex lens having a radius of curvature of 10 cm for convex surface and a refractive index of 1.5 will be

May 2, 2022
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The focal length of a plano-convex lens having a radius of curvature of 10 cm for convex surface and a refractive index of 1.5 will be

Q. The focal length of a plano-convex lens having a radius of curvature of 10 cm for convex surface and a refractive index of 1.5 will be :

A.            20 cm

B.            15 cm

C.            10 cm

D.            5 cm

Answer: Intense coherent and monochromatic

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