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October 25, 2014

Homework Help: Physics

Posted by Amelia on Thursday, October 9, 2008 at 7:19pm.

Hi guys, would appreciate some help with this problem:

When a light turns green, a car speeds up from rest to 50.0 mi/h with a constant acceleration of 8.80 mi/hs. In the next bike lane, a cyclist speeds up from rest to 20.0 mi/h with a constant acceleration of 14.5 mi/hs. Each vehicle maintains a constant velocity after attaining its cruising speed.
(a) For how long is the bicycle ahead of the car?
s
(b) By what maximum distance does the bicycle lead the car?
ft

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