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Number 1 and 2 show all work 1) A circular off ramp has a radius of 57.0 m and a posted speed limit of 50.0

Number 1 and 2 show all work

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1) A circular off ramp has a radius of 57.0 m and a posted speed limit of 50.0 km/h. If the road is horizontal, what is the minimum coefficient of friction required? 2) A car travels at speed v around a frictionless curve of radius r that is banked at an angle O to the horizontal. Show that the proper angle of banking is given by tan(0) =

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