A computational model predicts the maximum kinetic energy a roller coaster car can have given its mass, the speed at the highest
1 answer:
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Answer:
(a)
(b)
Explanation:
(a) According to the law of conservation of energy, the potential energy of the person at 0.40 m is equal to its kinetic energy before the colision with the floor:
This is the initial velocity in the negative y-direction. Impulse is given by:
(b) The average force is: