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Home Q & A Board Science-Related Homework Help Physics
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mikael mikael
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10 years ago
A simple camera lens with focal object length fo = 8.00 cm perfectly focuses the image of an object on a photographic film located a distance 13.00 cm away from the lens. The object now moves away from the lens and the new focal distance is 12.00 cm. (a) How far did the object move? (b) What is the new magnification? 
A) (a)    3.20 cm
(b)    0.50 
B) (a)    0.40 cm
(b)    2.00 
C) (a)    1280.00 cm
(b)    0.67 
D) (a)    0.31 cm
(b)    1.50 
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padrepadre
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10 years ago
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