Question
Wed January 11, 2012 By:
 

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?

Expert Reply
Thu January 12, 2012
focal length  of A :say f: then the focal length of B will be double than that of A.
???
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