Answer-Option d is correct.
Explanation-
In order to counterbalance centripetal force a minimum coefficient of friction is provided,so that the tendency of the wheel to move in a larger circular radius is reduced.This is necessary to counteract the centripetal force as due to this the vehicle will move away from the pavement.
Superelivation is provided to counterbalance centrifugal force not cetripetal force.
Heavy vehicle doesn't play any role in counteracting centripetal or centrifugal force.
Get Answers For Free
Most questions answered within 1 hours.