A car of mass m is driving over the crest of a hill. At the top of
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Question:
A car of mass m is driving over the crest of a hill. At the top of the hill, the car has a non-zero speed and is speeding up. If the magnitude of the gravitational force is FG and the magnitude of the normal force is n, which of the following statements is true at this instance?
A. The net acceleration must have magnitude FG/m.
B. n = FG
C. n > FG
D. n < FG
E. The net acceleration vector points downward.
F. Several of the above is true.
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