2
Question
For astronomical telescope
i) focal length of its objective should be larger than that of eyepiece
ii) focal length of its eyepiece should be larger than that of objective
iii) aperture of objective should be wider than that of eye piece
iv) aperture of the objective should be less wider than that of eye piece
For astronomical telescope
i) focal length of its objective should be larger than that of eyepiece
ii) focal length of its eyepiece should be larger than that of objective
iii) aperture of objective should be wider than that of eye piece
iv) aperture of the objective should be less wider than that of eye piece
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Solution
The correct option is C i and iii are true
f0>fe for producing magnified image and objective aperture should be large to have good resolution.
f0>fe for producing magnified image and objective aperture should be large to have good resolution.
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