Categories > Ray Optics and Optical Instruments > Refraction at Curved Surface > The radius of curvature of convex surface of a thin plano-convex lens is $15 cm$ and refractive index of its material is $1.6$. The power of the lens will be

Ray Optics and Optical Instruments

Question: The radius of curvature of convex surface of a thin plano-convex lens is $15 cm$ and refractive index of its material is $1.6$. The power of the lens will be


1) $+1\,D$
2) $-2\,D$
3) $+\,3\,D$
4) $+\,4\,D$
Solution: Explanation: No Explanation
Refraction at Curved Surface

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