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December 22, 2014

Homework Help: Physics

Posted by Phil on Thursday, September 16, 2010 at 1:25am.

A sprinter starts from rest in a 100-meter race, accelerates to his full running speed of 10.3 m/s in 1.15 seconds (assume constant acceleration) and continues at that speed for the rest of the race.

(a) How far did he run before attaining his full speed?

(b) What was his final time for the race?

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