The focal length of a magnifying glass is 15 cm.If the near point of a person is 25 cm,what is the angular magnification of the glass for this person when his eyes are focused at infinity?
A)1.7
B)2.7
C)3.7
D)4.7
E)5.7

Name: The focal length of a magnifying glass is 15 cm.If the near point of a person is 25 cm,what is the angular magnification of the glass for this person when his eyes are focused at infinity? A)1.7 B)2.7 C)3.7 D)4.7 E)5.7
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Question

Quizplus · Accepted Answer

Angular magnification = (25/15) = 1.66 = 1.7 (nearly)

The Focal Length of a Magnifying Glass Is 15 Cm