A bullet is fi red through a board 10.0 cm thick in such a
Chapter 2, Problem 2.93(choose chapter or problem)
A bullet is fi red through a board 10.0 cm thick in such a way that the bullets line of motion is perpendicular to the face of the board. If the initial speed of the bullet is 400 m/s and it emerges from the other side of the board with a speed of 300 m/s, fi nd (a) the acceleration of the bullet as it passes through the board and (b) the total time the bullet is in contact with the board.
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