Question

a motorist is running at the speed of 72 kilometre per hour sees a danger signal and applies a break the brakes supplier retarding force which is equal to 3 by 4 of the weight of the car find distance covered by the car after the motorist sees the signal if the reaction time of the average motorist is 0.7 second​

Answer 1

Answer:

you may be confused with reaction time ....note that reaction time is the time taken for the driver to initiate his action on the brakes and it is not the time taken to slow down the car or the time taken to cover the stopping distance.. rest steps in attachment