Arailroad car moving at a speed of 3.41 m/s overtakes, collides, and couples with two coupled railroad cars moving in the same direction at 1.40 m/s. all cars have a mass of mass 1.07 x 10^5 kg. determine the following. (a) speed of the three coupled cars after the collision (give your answer to at least two decimal places.) (b) kinetic energy lost in the collision
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Arailroad car moving at a speed of 3.41 m/s overtakes, collides, and couples with two coupled railro...