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 $ .
