1.

The length of a Galilean telescope is 33 cm when focused to form an image at infinity. If the objective lens has a focal length of 35 cm, what is the focal length of the eyepiece?

Answer»

The length of a Galilean telescope is 33 cm when focused to form an image at infinity. If the objective lens has a focal length of 35 cm, what is the focal length of the eyepiece?



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