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LAW OF CONSERVATION OF

                                MOMENTUM- DERIVATION


                                          AND NUMERICALS







                           The total momentum of an

                             isloated system remains
                              constant provided no
                             external force acts on it.








                                                           Recoil of gun.            Rocket propulsion.
                         Expression:

                m u +m u =m v +m v
                   1 1      2 2      1 1      2 2
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