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July 31, 2015

Homework Help: Physics

Posted by Elizabeth on Sunday, October 3, 2010 at 10:11pm.

A car is traveling at 54.2 km/h on a flat highway. The acceleration of gravity is 9.81 m/s^2.
PART 1: If the coefficient of kinetic friction between the road and the tires on a rainy day is 0.131, what is the minimum distance needed for the car to stop? Answer in unitsof m.
PART 2: What is the stopping distance when the surface is dry and the coefficient of kinetic friction is 0.603? Answer in units of m.

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