when an astronomical telescope is in normal adjustment,the magnification produced by it is M.If this is now turned around with the eyepiece facing a dis†an t object and the eye placed close
Write the types of telescope. For a refractive telescope, derive relation for magnifying power. Also discuss about its construction and working. - Sarthaks eConnect | Largest Online Education Community
![An astronimical telescope is to be designed to hve a magnifying power of 50 in normal adjustment... - YouTube An astronimical telescope is to be designed to hve a magnifying power of 50 in normal adjustment... - YouTube](https://i.ytimg.com/vi/youYusjSh1g/maxresdefault.jpg)
An astronimical telescope is to be designed to hve a magnifying power of 50 in normal adjustment... - YouTube
![Describe the astronomical telescope on the basis of the following points:(i) Labelled Ray diagram.(ii) Derivation of formula for magnifying power, when final image is formed at the least distance of distinct vision. Describe the astronomical telescope on the basis of the following points:(i) Labelled Ray diagram.(ii) Derivation of formula for magnifying power, when final image is formed at the least distance of distinct vision.](https://haygot.s3.amazonaws.com/questions/666148_628508_ans_5e42799b13dc4a50b6abb278b92150f2.png)
Describe the astronomical telescope on the basis of the following points:(i) Labelled Ray diagram.(ii) Derivation of formula for magnifying power, when final image is formed at the least distance of distinct vision.
In an astronomical telescope in normal adjustment, a straight black line of length L is drawn on inside part of the objective lens. The eyepiece forms a real image of this line.
![if tube length of astronomical telescope is 105cm and magnifying power is 20 for normal setting calculate the focal length of objective show the formu 6828 -Physics - TopperLearning.com if tube length of astronomical telescope is 105cm and magnifying power is 20 for normal setting calculate the focal length of objective show the formu 6828 -Physics - TopperLearning.com](http://images.topperlearning.com/topper/tinymce/integration/showimage.php?formula=5c47fb3b25bd7ec867fef8017d543da8.png)
if tube length of astronomical telescope is 105cm and magnifying power is 20 for normal setting calculate the focal length of objective show the formu 6828 -Physics - TopperLearning.com
![JEE Main, JEE Advanced, CBSE, NEET, IIT, free study packages, test papers, counselling, ask experts - Studyadda.com JEE Main, JEE Advanced, CBSE, NEET, IIT, free study packages, test papers, counselling, ask experts - Studyadda.com](https://www.studyadda.com/upload/html_folder/36_Astronomical_Telescope_Refracting_Type/36_Astronomical_Telescope_Refracting_Type_files/image001.png)
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A astronomical telescope has objective and eyepiece of focal lengths 40 cm and 4 cm respectively. To view an object 200 cm away from the objective, the lenses must be separated by a distance:
![In an astronomical telescope in normal adjustment a straight black line of length `L` is drawn - YouTube In an astronomical telescope in normal adjustment a straight black line of length `L` is drawn - YouTube](https://i.ytimg.com/vi/mXeHnNtrliw/maxresdefault.jpg)