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When the object is at distance u1 and u2...

When the object is at distance `u_1 and u_2` from the optical centre of a convex lens, a real and a virtual image of the same magnification are obtained. The focal length of the lens is

A

`u_(1)-u_(2)`

B

`(u_(1)-u_(2))/2`

C

`(u_(1)+u_(2))/2`

D

`u_(1)+u_(2)`

Text Solution

Verified by Experts

The correct Answer is:
C
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