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March 1, 2015

Homework Help: Physics

Posted by John on Monday, October 25, 2010 at 6:56pm.

A blue car pulls away from a red stop-light just after it has turned green with a constant acceleration of 0.2 m/s2. A green car arrives at the position of the stop-light 7.5 s after the light had turned green.
What is the slowest constant speed which the green car can maintain and still catch up to the blue car?
Answer in units of m/s.

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