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If a curve with a radius of 81 m is properly banked for a car traveling...

If a curve with a radius of 81 m is properly banked for a car traveling 67 km/h , what must be the coefficient of static friction for a car not to skid when traveling at 82 km/h ?

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Answer #1

Given,

Radius of curve,

Velocity of the car without friction,

The banking angle,

Then the minimum coefficient of friction required between tyres and road that would keep the car from skidding out of the given curve when the speed can be found from the following equation.

Or,

  

  

  

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