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A planocovex lens is made of a material of refractive in μ=1.5 The radius of curvature of curved surface of the lens is 20.cm. If its plane surface is silvered, the focal length of the silvered lens will be
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Aug
A planocovex lens is made of a material of refractive in μ=1.5 The radius of curvature of curved surface of the lens is 20.cm. If its plane surface is silvered, the focal length of the silvered lens will be A planocovex lens is made of a material of refractive in μ=1.5 The radius of curvature [...]
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