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A bolt drops from the ceiling of a moving train car that is accelerating northward at a rate of 1.81 m/s2.
(a) What is the acceleration of the bolt relative to the train car?
magnitude?
direction to the south of the downward direction ?
(b) What is the acceleration of the bolt relative to the Earth?
direction to the south of the downward direction
(c) Describe the trajectory of the bolt as seen by an observer fixed on the Earth.
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