At What Angle Should the Roadway on a Curve with a 50m

question 17

Multiple Choice

At what angle should the roadway on a curve with a 50m radius be banked to allow cars to negotiate the curve at 12 m/s even if the roadway is icy (and the frictional force is zero) ?

• A)0°
• B)16°
• C)17°
• D)35°
• E)73°

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