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July 31, 2014

Homework Help: physics lon capa

Posted by elizabeth on Saturday, September 14, 2013 at 8:35pm.

A car starts from rest and travels for 4.93 s with a uniform acceleration of +1.53 m/s2. The driver then applies the brakes, causing a uniform acceleration of -1.99 m/s2. If the brakes are applied for 2.83 s, how fast is the car going at the end of the braking period?

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