Wednesday
October 22, 2014

Homework Help: physics

Posted by fatimah on Sunday, March 3, 2013 at 12:18am.

A race car travels northward on a straight, level track at a constant speed travels 0.745 km in 22.0 s. The return trip over the same track is made in 27.0 s.
(a) What is the average velocity of the car in m/s for the first leg of the run?
m/s

(b) What is the average velocity for the total trip?
m/s

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