Energy and its Conservation
 

Energy and its Conservation problem 84


A car of mass 1000 kg drives on a horizontal road at a speed of 90 km/hr. What is the load on the car if its engine is running at a power of 62 kW at this speed? The force of air resistance against the motion of the car is the same as the frictional force between its wheels and the ground and the coefficient of friction is .


 

material editor: Habeeb Adenle