Optics Question 419
Question: The resolving power of a telescope depends on
[MP PET 2000, 01; DCE 2003]
Options:
A) Focal length of eye lens
B) Focal length of objective lens
C) Length of the telescope
D) Diameter of the objective lens
Show Answer
Answer:
Correct Answer: D
Solution:
Resolving power of telescope $ =\frac{d}{1.22\ \lambda } $