A railway flat car has an artillery gun installed on it The

Last updated: 6/3/2023

A railway flat car has an artillery gun installed on it The combined system has a mass M and moves with a velocity vo The barrel of the gun makes an angle a with the horizontal A shell of mass m leaves the barrel at a speed u relative to barrel in the forward direction The speed of the flat car so that it may stop after the firing is 1 mu M m mu 005 O 2 Mu M m co COS a 4 M m u cos a 4 M 1 ML m 3 L A particle of of 45 with 20 2 m s the particle a result of