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

Asked by chinmaysr | 8th Mar, 2008, 01:09: PM

Expert Answer:

This derivation is not of your standard, even not in class-XII. So, dnt waste your time to dervie this and so important derivation for your exam.

Best of luck.

Rgds

Expert

Answered by  | 10th Mar, 2008, 10:51: AM

Queries asked on Sunday & after 7pm from Monday to Saturday will be answered after 12pm the next working day.