7 A gun is mounted on a railroad car The mass of the car the

Last updated: 6/30/2023

7 A gun is mounted on a railroad car The mass of the car the gun the shells and the operator is 50 m where m is the mass of one shell If the velocity of the shell with respect to the gun in its state before firing is 200 m s what is the recoil speed of the car after the second shot Neglect friction