Multiple Choice
An astronomical telescope has an objective of diameter 20 cm with a focal length of 180 cm.The telescope is used with an eyepiece of focal length 30 mm.What is the angular magnification of this telescope?
A) 360 x
B) 60 x
C) 540 x
D) 6 x
E) 180 x
Correct Answer:

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Correct Answer:
Verified
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