A1.2-kg object moving with a speed of 8.0 m/s collides perpendicularly with a wall and emerges with a speed of 6.0 m/s in the opposite direction. if the object is in contact with the wall for 2.0 ms, what is the magnitude of the average force on the object by the wall? ans: 8400 n
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A1.2-kg object moving with a speed of 8.0 m/s collides perpendicularly with a wall and emerges with...
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