The driver of a car travelling at velocity v suddenly see a broad wall in front of him at a distance d . He should
Text Solution
Verified by ExpertsThe correct answer is:
A
When driver applies brakes and the car covers distance x before coming to rest, under the effect of
retarding force F
then 
⇒ ⇒ 
But when he takes turn then 
⇒ ⇒ 
It is clear that 
i.e. by the same retarding force the car can be stopped in a less distance if the driver apply breaks. This retarding force is actually a friction force.
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