Homework Help: PHYSICS

Posted by ceasar1 on Thursday, November 10, 2011 at 7:39am.

An astronomical telescope has an objective lens of 80cm and an eyepiece of 5cm focal length.If the final image is formed 25cm from the eye piece when a distant object is viewed by the eye close to the eyepiece,determine the magnifying power of the telescope.What is the best position of the eye.

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