Optics Question 363

Question: The length of the tube of a microscope is 10 cm. The focal lengths of the objective and eye lenses are 0.5 cm and 1.0 cm. The magnifying power of the microscope is about

[MP PMT 2000]

Options:

A) 5

B) 23

C) 166

D) 500

Show Answer

Answer:

Correct Answer: D

Solution:

$ m\underline{\tilde{\ }}\frac{LD}{f _{o}f _{e}} $

$ \Rightarrow m=\frac{10\times 25}{0.5\times 1}=500 $ .



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