Q1. If a car travelling at 63 km/h will skid 18 m when its brakes lock, how far will it skid if it is travelling at 150 km/h while its brakes lock?
Q2. A race car has a mass of 773 kg. It starts from rest and travels 35.00 m in 3.00 s. The car is uniformly accelerated during the entire time. What net force is exerted on it?
Q3. What is the frequency shift of the 63 police radar signal when it reflects off a car moving at 120? (Radar waves travel at the speed of light.)