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May 3, 2015

Homework Help: Physics

Posted by Jon on Tuesday, April 8, 2008 at 3:28am.

True/False

1)The lens of the eye has a fixed focal length.

False.

2)What must be the minimum height of a plane mirror so that a boy of height 162 cm can view himself from head to toe?

162 cm. The image formed in a plane mirror is the same size as the object and is the same distance behind the mirror as the object is in front.

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