Power of lens

Asked by Lakshmi Rajan | 29th Mar, 2014, 07:19: AM

Expert Answer:

We have clarified the mistake. The answer has been modified accordingly.
We apologise for the mistake.
Thanks for pointing this out.

Answered by  | 31st Mar, 2014, 10:57: AM

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