06:52Calculating the maximum speed for a car rounding a corner on a flat road, uniform circular motion.Zak's Lab526views
Multiple ChoiceA truck can go around a flat curve of radius 150m with a maximum speed of 32m/s before slipping. Calculate the maximum speed it can go around a tighter curve of radius 75m.298views17rank1comments
Textbook Questionflat (unbanked) curve on a highway has a radius of 170.0 m. A car rounds the curve at a speed of 25.0 m/s. (a) What is the minimum coefficient of static friction that will prevent sliding?1255views
Textbook Question(II) A car drives in a spiral path of gradually decreasing radius in a large empty parking lot. The speed is held constant at 10.0 m/s, and the car starts at a distance of 50.0 m from the center of the spiral. If the coefficient of static friction is 0.80, how far is the car from the center when it first starts to skid?194views
Textbook QuestionA car is heading along a flat slippery road at a speed of 95 km/h. The minimum distance within which it can stop (because of ABS) is 66 m. Estimate the radius of the sharpest curve the car can negotiate on an icy flat surface at the same speed without skidding out.140views
Textbook QuestionA car can just barely turn a corner on an unbanked road at 45 km/h on a dry sunny day. What is the car's maximum cornering speed on a rainy day when the coefficient of static friction has been reduced by 50%?1154views3rank
Textbook QuestionA 1500 kg car takes a 50-m-radius unbanked curve at 15 m/s. What is the size of the friction force on the car?478views
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