The stopping distance of a car is the distance the car travels between the time you step on the brakes and the time to car comes to a stop. a) Find an expression for the minimum stopping distance of a car in terms of the speed of the car and the friction coefficient µz between the tires and the road. b) How does the minimum stopping distance change if you increase your speed by a factorof 2?

Fig: 1

Fig: 2

Fig: 3