A road is 10 m wide. Its radius of curva...

A road is 10 m wide. Its radius of curvature is 50 m . The outer edge is above the lower edge by a distance of 1.5 m . This road is most suited for the velocity

`8.5 ms^(-1)`

`6.5 ms^(-1)`

`5.5 ms^(-1)`

none of these

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