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The focal length of a convex lens having...

The focal length of a convex lens having a magnifying power of 12.5 X is ______

A

8 m

B

2 cm

C

12.5 cm

D

8 cm

Text Solution

Verified by Experts

The correct Answer is:
B
M.P = `(25 "cm")/(f)`
`implies " " f= (25)/(12.5)`
= 2cm
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