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Two test cars of equal mass moving towards each other collide on a horiontal frictionless surface. before the collision, car a has a constant speed 20m/s while car b has a constant speed of 12m/s. after the collision, the two bodies are stuck together. what is the speed of the composite body (a+b) after the collision?
Answers: 2
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Two test cars of equal mass moving towards each other collide on a horiontal frictionless surface. b...
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