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You wish to purchase a telescope that is easy to transport from one location to another. You finally decide on one with a barrel length

You wish to purchase a telescope that is easy to transport from one location to another. You finally decide on one with a barrel length of 1.49 m and an angular magnification of −76.5.

Determine the following.

(a) the focal length of the objective

(b) the focal length of the eyepiece

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