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September 20, 2014

Homework Help: Physics

Posted by Jenna on Monday, May 9, 2011 at 12:22pm.

A boy of mass 37.8kg. is rescued from a hotel fire by leaping into a firefighters' net. The window from which he leapt was 8.02 above the net. The firefighters lower their arms and he lands in the net so that he is brought to a complete stop in a time of 0.491 s.

What is his change in momentum durin gthe 0.497-s interval.

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