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August 2, 2014

Homework Help: physics: true or false

Posted by sophie on Monday, April 6, 2009 at 6:04pm.

A concave mirror of focal length 10 cm forms an upright and diminished image of a real object placed at a distance of 5 cm from the mirror.
A. True
B. False

A convex lens is used to obtain an enlarged virtual image.
A. True
B. False

Not too sure on the first one... the second one is true?

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