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OpenStudy (anonymous):
A bullet of mass 0.01 kg is fired from a gun weighing 5 kg. If the initial speed of the bullet is 250 m/s, calculate the speed with which the gun recoils.
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OpenStudy (anonymous):
again this is conservation of momentum
OpenStudy (anonymous):
0.01 * 250 = v * 5
OpenStudy (slaaibak):
Does the gun weigh 5kg with the bullet in it, or does it weigh 5kg without the bullet. Don't let them catch you!
OpenStudy (anonymous):
Why mass of bullet * it's velocity is equal to weight of gun * it's speed of recoil ?
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