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in an experiment to measure the focal length of an equiconvex lens following measurements where made you equals to 0.3 CM

Answer» E...here is ur answer.Focal LENGTH of a lens is GIVEN by:1/f = (U-1) (1/r1 + 1/r2)by the iven information we have gotr1 = r2= f = r1/r = (u -1) (1/r + 1/r) oru = 1/2 + 1= 3/2= 1.5


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