Published by:
CGP EDU Academic Team
Published on: August 14, 2026
The magnifying power of a telescope with tube length 
is 5 . What is the focal length of its eye piece?
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
D
For telescope
Tube length 
and magnification 
and 
Hence focal length of eye-piece, 
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