Question

A car driver going at 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.

• A. He should apply the brakes
• B. He should not apply the brakes
• C. Doesn't matter, he will hit the wall in both cases
• D. Data insufficient

Answer 1

The correct option is A He should apply the brakes

If he turns the car, then it may topple or it may skid but if he only applies brakes , then the car may only skid, it can't topple. So, the best option is to apply brakes.