A simple telescope, consisting of an objective of focal length and a single eye lens of focal length is focussed on a distant object is such a way that parallel rays come out from the eye lens. If the object subtends an angle at the objective, the angular width of the image |
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a) |
b) |
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d) |
A simple telescope, consisting of an objective of focal length and a single eye lens of focal length is focussed on a distant object is such a way that parallel rays come out from the eye lens. If the object subtends an angle at the objective, the angular width of the image |
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a) |
b) |
c) |
d) |