If a system stores kinetic energy, which choice must be true?
1. the molecules, atoms, and/or subatomic particles must be exerting forces on each.
2. the molecules, atoms, and/or subatomic particles must be at rest.
3. the molecules, atoms, and/or subatomic particles must be within earth’s gravitational field.
4. the molecules, atoms, and/or subatomic particles must be moving.
Answers: 1
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Choose a realistic problem for which these are the correct freebody diagrams. be sure that the answer that the problem requests is consistent with the diagrams shown. choose a realistic problem for which these are the correct freebody diagrams. be sure that the answer that the problem requests is consistent with the diagrams shown. a 1.0 kg block is placed on top of a 2.0 kg block. a horizontal rope pulls the 2.0 kg block across a frictionless floor with a force of 21.0 n. the coefficient between the two blocks is 0.75. does the 1.0 kg block on top slide?
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Along coaxial cable consists of an inner cylindrical conductor with radius a and an outer coaxial cylinder with inner radius b and outer radius c. the outer cylinder is mounted on insulating supports and has no net charge. the inner cylinder has a uniform positive charge per unit length λ.
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If a system stores kinetic energy, which choice must be true?
1. the molecules, atoms,...
1. the molecules, atoms,...
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