An object may have potential energy because of its
A) speed.
B) acceleration.
C) momentum.
D) location.
E) none of the above
Answer: D
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Two converging lenses, the first with focal length 10.0 cm and the second with focal length 20.0 cm, are separated by 40.0 cm. An object, 3.00 cm in height, is placed 30.0 cm in front of the first lens. Where is the final image formed?
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