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The Focal Length of the Objective Lens of a Telescope

Question 27

Multiple Choice

The focal length of the objective lens of a telescope is 0.20 m and the eyepiece has a focal length of 1.6 m. What is the length of this telescope?


A) 1.6 m
B) 1.4 m
C) 8.0 m
D) 1.8 m
E) 0.90 m

Correct Answer:

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