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a At a certain instant a particle like object is acted on by a force...

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Physics

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a At a certain instant a particle like object is acted on by a force F 3 30 N 7 2 00 N 6 40 N while the object s velocity is 2 20 m s i 5 50 m s k What is the instantaneous rate at which the force does work on the object b At some other time the velocity consists of only a y component If the force is unchanged and the instantaneous power is 17 0 W what is the velocity of the object just then Give your answer without a unit vector a Number Units

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