A bullet of mass 0.02kg is fired from a gun weighing 7.5kg if the initial velocity of the bullet is 200 m/s. Calculate the speed with which gun recoils?
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using the conservation of momentum:
recoil speed of gun = 0.02 * 200 /7.5 = 8/15 = 0.533 m/s
recoil speed of gun = 0.02 * 200 /7.5 = 8/15 = 0.533 m/s
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