Suppose a child drives a bumper car head on into the side rail, which exerts a force
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Suppose a child drives a bumper car head on into the side rail, which exerts a force of 4000 N on the car for 0.200 s.
(a) What impulse is imparted by this force?
(b) Find the final velocity of the bumper car if its initial velocity was 2.80 m/s and the car plus driver have a mass of 200 kg. You may neglect friction between the car and floor.
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