An automobile that has a mass of 1.3 x 103 Kg, has 3.9 x 105 J of kinetic energy when it has speed of 24.6 m s-1 (88.6 km h-1). What height should you lift the car to have this energy?

2 answers

energy = m g h

3.9E5 = 1.3E3 * g * h
Hi Sammie! Which school are you in?