CBSE Class 12-science Answered
The focal length of an equiconvex lens is equal to the radius of curvature of either face. What is the refractive index of the material of the lens?
Asked by Topperlearning User | 08 Jul, 2015, 11:31: AM
Expert Answer
The focal length and the radius of curvature of a lens are equal if the lens is made of glass having a refractive index of 1.5.
Answered by | 08 Jul, 2015, 01:31: PM
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