Question

the power of a biconvex lens is 10 diopter and the radius of curvature of each surface is 10 cm then the refraction index of the material of lens is​

Answer 1

Answer:

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Explanation:

P = 1f f = 1P f = 110m = 100cm10 = 10cm Now 1f = (μ - 1)( 1R1 - 1R2) = 110 = (μ - 1)( 110 - ( - 110)) 110 = (μ - 1) 210 μ - 1 = 12 μ = 1 + 12 = 32