Question: A hunter lost in the mountains tries to make a telescope from two lenses of power 2.0 and 6.5 D, and a cardboard tube. (a)

A hunter lost in the mountains tries to make a telescope from two lenses of power 2.0 and 6.5 D, and a cardboard tube.

(a) What is the maximum possible magnifying power?

(b) How long must the tube be?

(c) Which lens should be used as the eyepiece? Why?


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