Homework Help: Physics

Posted by Eden on Monday, October 18, 2010 at 12:55pm.

A bullet of mass is fired horizontally with speed at a wooden block of mass resting on a frictionless table. The bullet hits the block and becomes completely embedded within it. After the bullet has come to rest within the block, the block, with the bullet in it, is traveling at speed .

Express your answer in terms of Vi,Vw, and Mb.

Physics - JC, Saturday, August 25, 2012 at 2:33am
Vw+b = Vb x sqrt[Mb/(Mb+Mw)]

I've derived it from
0.5xMbx(Vb^2) = 0.5x(Mb+w)x(Vw+b)^2
Physics - Anonymous, Monday, December 17, 2012 at 8:24am
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