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An elevator suspended by a vertical cable is moving downward but slowing down. The tension in the cable must be
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Q18: If you stood on a planet having
Q32: What is the minimum energy needed to
Q33: An athlete competing in the long jump
Q36: A railroad car collides with and sticks
Q53: A 0.140-kg baseball is dropped from rest.
Q84: A fisherman casts his bait toward the
Q119: A test tube of an isotope
Q157: The horizontal and vertical components of the