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A 106-kg object is initially moving in a straight line with a speed of 51.3 m/s. (a) If it is brought to a stop with a decelera- tion of 1.97 m/s2 , what force is required, what distance does the object travel, and how much work is done by the force? (b) An- swer the same questions if the object’s deceleration is 4.82 m/s2 .

A 106-kg object is initially moving in a straight line with a
speed of 51.3 m/s. (a) If it is brought to a stop with a decelera-
tion of 1.97 m/s2
, what force is required, what distance does the
object travel, and how much work is done by the force? (b) An-
swer the same questions if the object’s deceleration is 4.82 m/s2
.

Grade:12th pass

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