explain power of a concave lens
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Power of lens is the ability of the lens to converge the rays of light falling on it.Definition: The power of a lens is the reciprocal of its focal length in meters. When, f = 1 m, P = 1/f = 1/1 = 1 dioptre. ... The power of a convex lens is positive and the power of a concave lens is negative.
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Hyy.... Here is ur answer.... A power of concave lens is negative. Hope it helps Mark me as brainliest Thanks..
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