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  1. An equiconvex lens is prepared from a glass of refractive index 1.5 The radius of curvature of the surface is 0.5 m. The focal length of the lens is
    1. 0.5 m
    2. 1.0 m
    3. 1.5 m
    4. 2.0 m
Correct Option: A

N/A



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