Indicate what kinetic energy will have a bullet weighing 7.7 g, fired from a gun at a speed of 800 m / s?
| November 23, 2020 | education
Given:
m = 7.7g
v = 800m / s
Decision:
E = mv ^ 2/2
0.0085 * 640000/2 = 32 * 85 = 2720J
Answer: 2720
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