Qstnid -I-9-a Car Driver Going At Some Speed V Suddenly Finds A Wide Wall At A Distance R. Should He Apply Brakes Or Turn The Car In A Circle Of Radius R To Avoid Hitting The Wall? - 07: Circular Motion

with Solutions -

#9
A car driver going at some speed v suddenly finds a wide wall at a distance r. Should he apply brakes or turn the car in a circle of radius r to avoid hitting the wall?
Ans : As the wall is at a distance r, the driver should either take a circular turn of radius r or apply brakes to avoid hitting the wall.