A motorist travelling at 18m/search approaches traffic lights. When he is 30m from the stop line,they turn red. It takes 0.7s before he can react by applying the brakes. The car slow dawn at a rate of 4.6m/s^2. How far from the stop line will he come to rest and on which slide of it?

Question

A motorist travelling at 18m/search approaches traffic lights. When he is 30m from the stop line,they turn red. It takes 0.7s before he can react by applying the brakes. The car slow dawn at a rate  of 4.6m/s^2. How far from the stop line will he come to rest and on which slide of it?

Bot · Answer

The motorist will come to rest 10.2m from the stop line and on the same side of it.