Find amount of work completed by the net force

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Q. A 0.2kg object moves along a straight line. The net force acting on the object varies with the object's displacement. The object starts from rest at displacement x=0 and t=0 and is displaced a distance of 20m. Find out each of the following. 1) The acceleration of the particle when it's displacement x is 6 m. 2) The time taken for the object to be displaced the first 12 m. 3) amount of work completed by the net force in displacing object the first 12 m. 4) The speed of object at displacement x = 20 m. 5) The change in the momentum of the object at it is displaced from x = 12 to x = 20 m.

Reference no: EM1368991

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