Optics Question 407
Question: The astronomical telescope consists of objective and eye-piece. The focal length of the objective is
[AIIMS 1998; BHU 2000]
Options:
A) Equal to that of the eye-piece
B) Greater than that of the eye-piece
C) Shorter than that of the eye-piece
D) Five times shorter than that of the eye-piece
Show Answer
Answer:
Correct Answer: B
Solution:
$ f _{0}>f _{e} $ for telescope.
