![An astronomical telescope has an objective of focal length 200 cm and an eye piece of focal length 4 cm The telescope is focused to see an object 10 km from the An astronomical telescope has an objective of focal length 200 cm and an eye piece of focal length 4 cm The telescope is focused to see an object 10 km from the](https://dwes9vv9u0550.cloudfront.net/images/2374218/afd8b13a-f7d1-4c80-b250-99b846b6ef89.jpg)
An astronomical telescope has an objective of focal length 200 cm and an eye piece of focal length 4 cm The telescope is focused to see an object 10 km from the
32. Maximum magnification produced by simple micro scope of focal length f = 5 cm is(1) 5(2) 7(4) 89 ()
![Focal length of objective lens and eyepiece of an astronomical telescope are 200cm and 10cm resp... - YouTube Focal length of objective lens and eyepiece of an astronomical telescope are 200cm and 10cm resp... - YouTube](https://i.ytimg.com/vi/dO0NzxJIpNw/maxresdefault.jpg)
Focal length of objective lens and eyepiece of an astronomical telescope are 200cm and 10cm resp... - YouTube
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![Four convergent lenses have focal lengths 100 cm, 10 cm, 4 cm and 0.3 cm , for a telescope with maximum possible magnifications we choose the lenses of following focal lengths : Four convergent lenses have focal lengths 100 cm, 10 cm, 4 cm and 0.3 cm , for a telescope with maximum possible magnifications we choose the lenses of following focal lengths :](https://dwes9vv9u0550.cloudfront.net/images/4331944/75e0146c-3fbc-486d-b017-5d1f708ba9b6.jpg)
Four convergent lenses have focal lengths 100 cm, 10 cm, 4 cm and 0.3 cm , for a telescope with maximum possible magnifications we choose the lenses of following focal lengths :
focal length of objective lens and eye piece of an astronomical telescope are 200 cm and 10 cm respectively. the length of telescope for maximum magnification is nearly
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