A person driving a car with a speed of 72 km h observes a

Last updated: 6/8/2023

A person driving a car with a speed of 72 km h observes a boy crossing the road at a distance of 100 m from the car Driver applies the brakes and retards the car with a retardation of 5 m s and is just able to avoid this accident The reaction time of driver is NCERT Pg 51 1 2 0 s 2 2 4 s 3 3 0 s 4 2 8 s ka Four