Refracting Telescope: The length of the telescope is 1.60 m, and it has a magnification of 60.0. What is the focal length of the objective lens?
A. 60.0 cm
B. 157 cm
C. 100 cm
D. 128 cm
E. 96.0 cm
Answer: B
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Fill in the blank(s) with correct word
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