A car is moving along a straight horizon...

A car is moving along a straight horizontal road with a speed `v_(0)` . If the coefficient of friction between the tyres and the road is `mu` , the shortest distance in which the car can be stopped is

`(u^2)/( mu g)`

`(2u^2 )/( mu g)`

`(u^2)/( 2 mu g)`

`(u )/( mu g)^2`

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