Homework Help: Physics

Posted by sophie on Monday, April 6, 2009 at 8:31pm.

A 5.0 cm real object is placed at a distance of 5.0 cm from a concave mirror of focal length 10 cm. Find the size of the image.
A. 5 cm
B. 10 cm
C. 17 cm
D. 20 cm

I think it is B?

A(n) _______ lens is used to produce a real image.
A. convex
B. concave
C. plane
D. diverging

Is it b?

Physics - bobpursley, Monday, April 6, 2009 at 9:01pm
correct, incorrect
Physics - sophie, Monday, April 6, 2009 at 9:03pm
it isn't C or D, it's A..

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