A runoff for a truck consists of a 500 meter horizontal runway with coarse gravel to stop the truck. The mass of the truck is 5000 kg, the coefficient of friction on the gravel is .8
A) if the trucks velocity is 20 m/second. How far will the truck travel on the gravel runoff?
B) Find the maximum velocity of the truck to come to a stop at the end of the runoff?