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CBSE Class 10 Answered

focal length of a convex lens is 100cm. it is cut into two halves in such a way that they become two same plano-convex lenses. what will be the focal length of each individual part?
Asked by | 11 Jan, 2012, 09:46: PM
answered-by-expert Expert Answer
focal length  of A :say f: then the focal length of B will be double than that of A.
???
Answered by | 12 Jan, 2012, 12:29: PM

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