Physics, asked by harshilgill5866, 9 months ago

The Radius of curvature of two surfaces of a convex lens are 10 cm and 20 cm respectively. The refrective index of glass is 1.5 then determine focal length of the lens.

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Answered by mchandna73
0

It is done by lens maker formula

1/F=(u-1)(1/R1 - 1/R2)

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