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April 16, 2014

Homework Help: physics

Posted by ashley -- on Saturday, April 30, 2011 at 6:22pm.

What is the magnification of a 4 cm tall object placed 40 cm from a concave mirror having a focal length of 10 cm?
Choose one answer.
a. 0.33
b. -0.33
c. 1.33
d. -1.33

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