Physics, 23.12.2020 06:10 mullanebrianot3dpw
A bullet of mass 4.0g is fired from a rifle of mass 2.0kg with muzzle velocity of 380m/s. What is the initial recoil velocity of the rifle?
Answers: 2
![P=0.004*380\\P=1.52[kg*m/s]](/tpl/images/1006/2869/e4dc5.png)
![P=m*v\\v = P/m\\v = 1.52/2\\v = 0.76[m/s]](/tpl/images/1006/2869/7eebb.png)
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A bullet of mass 4.0g is fired from a rifle of mass 2.0kg with muzzle velocity of 380m/s. What is th...
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