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The focal lengths of the objective and t...

The focal lengths of the objective and the eyepiece of a compound microscope are 1.0 cm and 5.0 cm respectively. An object, placed at a distance of 1.1 cm from the objective, has its final image formed at a distance of 25 cm from the eye. Find the magnifying power of the microscope.

A

20

B

30

C

50

D

60

Text Solution

Verified by Experts

The correct Answer is:
D
`(-1)/mu_(0) + 1/v_(0) =1/f_(0)` (find `v_(0)`),`(-1)/u_(0)=1/f_(e)` find `u_(e)`
`m_(0)=v_(0)/u_(0),m_(e)=1+ D/f_(e),M=m_(0)m_(e)`
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