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23 Nov 2019
A mechanic pushes a 2.50 x 10^3 -kg car from rest to a speed of v, doing 5000 J of work in the process. During this time the car moves 25 m. Neglecting friction between car and road find (a) v and (b) the horizontal force exerted on the car.
A mechanic pushes a 2.50 x 10^3 -kg car from rest to a speed of v, doing 5000 J of work in the process. During this time the car moves 25 m. Neglecting friction between car and road find (a) v and (b) the horizontal force exerted on the car.