Kate is driving her car at 80 km h when she sees a kangaroo on the road in front of her. The mass of the car is 1900 kg (assume the mass of Kate is negligible compared with the car). b If the maximum frictional force between the road and tyres is 1.4 x 10' N, what is the minimum stopping distance when Kate applies the brakes? If the car skids, so that kinetic friction rather than static friction is acting on the tyres, will the stopping distance be greater or smaller? Explain your answer.
Kate is driving her car at 80 km h when she sees a kangaroo on the road in front of her. The mass of the car is 1900 kg (assume the mass of Kate is negligible compared with the car). b If the maximum frictional force between the road and tyres is 1.4 x 10' N, what is the minimum stopping distance when Kate applies the brakes? If the car skids, so that kinetic friction rather than static friction is acting on the tyres, will the stopping distance be greater or smaller? Explain your answer.
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Kate is driving her car at 80 km h when she sees a kangaroo on the road in front of her. The mass of the
car is 1900 kg (assume the mass of Kate is negligible compared with the car).
9780170409063
If the maximum frictional force between the road and tyres is 1.4 x 10' N, what is the minimum
stopping distance when Kate applies the brakes?
b If the car skids, so that kinetic friction rather than static friction is acting on the tyres, will the stopping
distance be greater or smaller? Explain your answer.
a
6400 km 10
14.236ms
CHAPTER 5 FORCES, ACCELERATIC
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