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A body is located on a wall. Its image o...

A body is located on a wall. Its image of equal size is to be obtained on a parallel wall with the help of a convex leng. The lens is placed at a distance d ahead of second wall, then the required focal length will be:

A

Only `d/4`

B

Only `d/2`

C

More than `d/4` but less than `d/2`

D

Less than `d/4`

Text Solution

Verified by Experts

The correct Answer is:
B
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