The sports car has a mass of 2.3 Mg and accelerates at 6 m/s, starting from rest.

Question:

The sports car has a mass of 2.3 Mg and accelerates at 6 m/s², starting from rest. If the drag resistance on the car due to the wind is F_D = (10v) N, where is the velocity in m/s, determine the power supplied to the engine when t = 5 s. The engine has a running efficiency of ε = 0.68.