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The Potential Energy of a Body of Mass M Is

Question 65

Multiple Choice

The potential energy of a body of mass m is given by U = -mgx + 1/2kx².The corresponding force is:

A) -mgx²/2 + kx³/6
B) mgx²/2 - kx³/6
C) -mg + kx/2
D) -mg + kx
E) mg - kx

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