A cyclist moves in a circular track of r...

A cyclist moves in a circular track of radius 100 m. If the coefficient of friction is 0.2, then the maximum speed with which the cyclist can take a turn without leaning inwards, is :

`14.0 m s^(-1)`

`140 m s^(-1)`

`1.4 m s^(-1)`

`9.8 m s^(-1)`

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