Given: A vehicle weighing 2500 pounds is traveling at 30 miles per hour when the brakes are applied and the car instantly starts skidding. The static and dynamic coefficient of friction between the tires and the road is 0.65.
Required:
1) What is the kinetic energy of the vehicle? Watch your units!
2) What is the momentum of the vehicle?
3) What is the work done by the braking if the vehicle is brought to rest?
4) What is the stopping distance?
5) What is the stopping time?