February 20, 2017

Homework Help: physics

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

What is the image distance of a 4 cm tall object placed 40 cm from a concave mirror having a focal length of 10 cm?
Choose one answer.
a. -13.3 cm
b. 13.3 cm
c. -40.0 cm
d. 40.0 cm

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