Physics, asked by vaidhyamvalli1, 9 months ago

refractive index of the equi convex lens is 1.5 and it's radius of curvature is 45 cm then find its focal length



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Answered by vijaydk24
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Let, the radius of curvature of each face of the lens be x cm. Then R1 = + x cm and R2= – x cm. Also, Refractive index f glass,

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