A bullet of mass 10 g travelling at 600 ms^-1 hits the hero of a western film
in the chest and ricochets off the bible his momma gave him before he
left to herd cattle. The bullet is now travelling at 45 ms^-1 and the man
staggers back at a speed of 0.12 ms^-1. What is the mass of the cowboy?
Answers: 3
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A bullet of mass 10 g travelling at 600 ms^-1 hits the hero of a western film
in the chest and rico...
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