Focal length of objective eyepiece and inverting lens of terrestrial telescope for 20 CM 10 cm and 5 cm respectively. Length of tube containing these lenses at normal adjustment is (1)30cm (2)35cm (3)50cm (4)40cm
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ASTRONOMICAL/TERRESTRIAL TELESCOPE -
Describe terrestrial telescope on the basis of the following points:(i) A clear labelled diagram;(ii) Expression for magnifying power when the final image is at least distance of distinct vision D.
Describe terrestrial telescope on the basis of the following points:(i) A clear labelled diagram;(ii) Expression for magnifying power when the final image is at least distance of distinct vision D.
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