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A 5g bullet is fired from a 5000g gun. If the bullet leaves the gun going +800m/s, with what speed does the gun recoil?

  • phys -

    -.8m/s

  • phys -

    Speed of recoil of the gun = change in momentum/mass of the bullet
    = 5 x 10-3 x 800/5 msec-1 = 0.8 msec-1
    (Found on wiki answers (searched on google))

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