Questions
The resolving power of a telescope depends on
a
Focal length of eye lens
b
focal length of objective lens
c
length of the telescope
d
diameter of the objective lens.
detailed solution
Correct option is D
For a telescope, R.P = a1.22 λwhere ‘a’ is the diameter of the objective lens.Talk to our academic expert!
Similar Questions
A telescope is used to resolve two stars separated by 4.6 × 10–6 rad. If the wavelength of light used is 5460Å, then the aperture of the objective of telescope should be
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