find the focal lengh of the Plano convex lens when it's radius of curvature of the surface is 'R' and 'n ' is the refractive index of the lens.
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find the focal lengh of the Plano convex lens when it's radius of curvature of the surface is 'R' and 'n ' is the refractive
Explanation:
1/f=(n-1)/R
this is the focal length of the Plano convex lens