Car a of mass m a = 2000 kg is moving to the right at 10 m/s when it collides with and sticks to a second car b of mass m b = 3000 kg moving to the left at 5 m/s.    What is the final velocity of the cars after they stick together?

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A: mass of auto (m) = 2200 kg initial velocity of auto (u) = 12 ms , due north mass of truck (M) = 3800…

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