A 3700-lb automobile m 1600 kg starts from rest on a level


A 3700-lb automobile (m = 1600 kg) starts from rest on a level road and gains a speed of 45 mi/h (= 72 km/h) in 33 s.

(a) What is the kinetic energy of the auto at the end of the 33 s?

(b) What is the average net power delivered to the car during the 33-s interval?

(c) What is the instantaneous power at the end of the 33-s interval assuming that the acceleration was constant?

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Physics: A 3700-lb automobile m 1600 kg starts from rest on a level
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