A 23-g bullet traveling 230 ms penetrates a 20-kg block
A 23-g bullet traveling 230 m/s penetrates a 2.0-kg block ofwood and emerges cleanly at 170 m/s. If the block is stationary ona frictionless surface when hit, how fast does it move after the bullet emerges.
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a 23-g bullet traveling 230 ms penetrates a 20-kg block ofwood and emerges cleanly at 170 ms if the block is stationary
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