Homework Help: physics

Posted by Nour on Tuesday, September 13, 2011 at 11:13pm.

The brakes are applied to a car traveling on a dry, level highway. A typical value for the magnitude of the car's acceleration is 4.75 m/s2. If the car's initial speed is 32.1 m/s, how long does it take to stop and how far does it travel, starting from the moment the brakes are applied?

time to stop:
stopping distance:

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