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December 18, 2014

Homework Help: physics

Posted by ceasar3 on Tuesday, December 6, 2011 at 5:25am.

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

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