Magnifying power of a simple microscope is (when final image is formed at D

Question

Magnifying power of a simple microscope is (when final image is formed at D = 25 cm from eye)
[MP PET 1996; BVP 2003]

Options:

A . Df

B . 1+Df

C . 1+fD

D . 1−Df

Answer: Option B
:
B
This is the case when image is formed at near point.

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