CBSE Class 12-science Answered
Two convex lenses of same focal length but
of aperture A1 and A2 2 < A1).
Are used as the objective lenses in two astronomical telescopes having
identical eyepieces. What is the ratio of their resolving power? Which
telescope will you prefer and why? Give reason.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
Expert Answer
Resolving power = 
The telescope with the objective of aperture A1 should be preferred for viewing as this would:
(i) give a better resolution
(ii) have a higher light gathering power of telescope.
Answered by | 04 Jun, 2014, 03:23: PM
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