The coefficient of friction between the ...

The coefficient of friction between the tyres and the road is 0.25. The maximum speed with which a car can be driven round a curve of radius 40 m without skidding is (assume `g = 10 ms^(-2)`)

`40 ms^(-1)`

`20ms^(-1)`

`15 ms^(-1)`

`10 ms^(-1)`

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