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November 21, 2014

Homework Help: Physics

Posted by Joli on Monday, September 3, 2012 at 7:32pm.

A truck tractor pulls two trailers, one behind the other, at a constant speed of 100 km/h. It takes 0.640 s for the big rig to completely pass onto a bridge 390 m long. For what duration of time is all or part of the truck-trailer combination on the bridge?

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