Homework Help: physics

Posted by Adam on Thursday, October 28, 2010 at 3:39pm.

Two runners approaching each other on a straight track have constant speeds as shown, while they are 100m apart. How long will it take for the runners to meet if they maintain their respective speeds?

one runner is running 4.5m/s while the other is 3.5m/s

physics - Anonymous, Saturday, March 24, 2012 at 4:57am
Suppose a racecar is traveling around a circular track in a clockwise direction with a constant speed of 200 km/hr. What is the velocity of the racecar when it is at the northern most end of the track?

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