How can we prove that Radius of curvature is equal to 2 times the focal length?

Asked by chinmaysr | 8th Mar, 2008, 02:08: PM

Expert Answer:

This derivation is not of your standard even not is class-XII. So, dnt waste your time to derive this.



Answered by  | 10th Mar, 2008, 10:35: AM

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