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Physics, 29.06.2019 08:30 priceisright11401

Acurve of radius 78 m is banked for a design speed of 85 km/h. if the coefficient of static friction is 0.30 (wet pavement), at what range of speeds can a car safely make the curve? [hint: consider the direction of the friction force when the car goes too slow or too fast.]

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