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April 18, 2014

Homework Help: physics

Posted by sammy on Saturday, September 29, 2012 at 8:06pm.

A bullet traveling horizontally at a speed of 350 hits a board perpendicular to its surface, passes through and emerges on the other side at a speed of 230 .

If the board is 3.80 thick, how long does the bullet take to pass through it?

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