An astronomical refracting telescope will have large angular magnification and high angular resolution, when it has an objective lens of
see full answer
Your Exam Success, Personally Taken Care Of
1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya
a
small focal length and large diameter
b
large focal length and small diameter
c
small focal length and small diameter
d
large focal length and large diameter
answer is D.
(Unlock A.I Detailed Solution for FREE)
Best Courses for You
JEE
NEET
Foundation JEE
Foundation NEET
CBSE
Detailed Solution
Critical angular separation for which two objects are parely resolvable is Resolving Power Where a = Objective diameter.Also,for telescope,angular magnification α to Also focal length of objective (fo) α a.Hence option -(4) is right.