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Which of the Following Statements Is True

Question 20

Multiple Choice

Which of the following statements is true?


A) Friction is a conservative force and does negative work.
B) Potential energy may be defined by the equation U(x) = -dF(x) /dx
C) The work done by a conservative force between two points depends on the path taken between those points.
D) A conservative force cannot change a body's total energy.
E) The work done by a conservative force while a body moves at constant velocity must be zero.

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