physics work and energy

A car’s engine accelerates it from rest to a speed of 93 km/h. the car has a mass of 2000 kg and the engine can apply a force of 11 kN. The distance by the car is 62 meters.

a. How much work is done by the car’s engine?

b. Use concepts of work and energy to find the magnitude of the average drag force supplied by the air and friction with the road

 
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