A road is 8 m wide. Its radius of curvat...

A road is 8 m wide. Its radius of curvature is 40 m. The outer edge is above the lower edge by a distance of 1.2 m. This road is most suited for a velocity of

`5*7` m/s

`7*7`m/s

`36*1` m/s

`9*7` m/s

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