1.

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

A.            \[\frac{D}{f}\]                      
B.            \[1+\frac{D}{f}\] 
C.            \[1+\frac{f}{D}\]                 
D.            \[1-\frac{D}{f}\] 
Answer» C.            \[1+\frac{f}{D}\]                 


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