How does banking of roads reduce wear and tear of the tyres ?

How does banking of roadsreduce wear and tear of the tyres ?

A : Banking of roads reduces the wear and tear of the tyres of automobiles. R : By banking of the roads one component of the normal reaction on the automobile contributes to necessary centripetal force.

A : Banking of roads reduces the wear and tear of the tyres of automobiles. R : By banking of the roads one component of the normal reaction on the automobile contributes to necessary centripetal force.

Assertion : Improper banking of roads causes wear and tear of tyres. Reason : The necessary centripetal force is provided by the force of friction between the tyres and the road.

Determine the angle of banking so as to minimize the wear and tear of the tyres of car negotiating a banked curve