A mechanic pushes a 3.00 ✕ 103-kg car from rest to a speed of v, doing 4,950 J of work in the process. During this time, the car moves 29.0 m. Neglecting friction between car and road, find v and the horizontal force exerted on the car. (a) the speed v  _____m/s (b) the horizontal force exerted on the car (Enter the magnitude.)  ______N

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