Saturday
October 25, 2014

Homework Help: Physics

Posted by Tom on Friday, November 8, 2013 at 6:40pm.

A train traveling at a speed of 110 km/h uniformly decelerates for 20 seconds. During that time it travels 450 m.

a. What is the acceleration ? = m/s2

b. What is its speed after the deceleration ? = km/h

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