Short Answer
A terrestrial telescope has focal lengths of 15. mm, 7.5 cm, and 120. cm for eyepiece, erecting lens, and objective respectively.
(a) What is the magnification of the telescope?
(b) Is this an angular magnification or a lateral size magnification?
(c) What is its length (objective to eyepiece distance)?
Correct Answer:
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(a)80.
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Correct Answer:
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(b)...
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