on turning a corner a car driving at `36kmh^(-1)` finds a child on the road 55 m abead.
Channel: Doubtnut
Date: 2020-08-30

on turning a corner a car driving at `36kmh^(-1)` finds a child on the road 55 m abead. He immediately applies brakes,so as to stop within  5 m of the child . Calculate the retardation produced and the time taken by the car to stop .