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Title: The focal length of a magnifying glass is 15 cm. If the near point of a person is 25 cm, what is the ... Post by: Chery on Dec 5, 2016 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 Title: Re: The focal length of a magnifying glass is 15 cm. If the near point of a person is 25 cm, what is ... Post by: HotMath on Dec 5, 2016 Content hidden
Title: Re: The focal length of a magnifying glass is 15 cm. If the near point of a person is 25 cm, what is the ... Post by: Chery on Jan 13, 2017 Thanks a million
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