A telescope has a magnification of 40.0 and a length of 1230 mm . What are the focal lengths of the objective and eyepiece?
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So, if we denote the focal length of the objective as F_o and the focal length of the eyepiece as F_e, we have: 40.0 = F_o / F_e Second, we know that the length of the telescope is the sum of the focal lengths of the objective and the eyepiece. So, we Show more…
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