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Which statement best compares potential and kinetic energy?
A. Objects always have more potential energy than kinetic energy.
B. Only kinetic energy increases when the velocity of an object increases.
C. Only potential energy decreases when an object's height increases.
D. Objects always have more kinetic energy than potential energy.
Answers: 2
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The uniform slender bar rests on a smooth horizon- tal surface when a force f is applied normal to the bar at point a. point a is observed to have an initial acceleration aa of 20 m/s2, and the bar has a corre- sponding angular acceleration of 18 rad /s2. deter- mine the distance b.
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Which statement best compares potential and kinetic energy?
A. Objects always have more potential e...
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