A stationary car has a mass of 1500 kg.  Another car with mass of 1200 kg, moves at 15.6 m/s collides with the stationary car.  Help me to conceptualize combined velocity when the two vehicles lock together after collision?  I don't much understand clearly the concept.

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Asked Oct 13, 2019
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A stationary car has a mass of 1500 kg.  Another car with mass of 1200 kg, moves at 15.6 m/s collides with the stationary car.  Help me to conceptualize combined velocity when the two vehicles lock together after collision?  I don't much understand clearly the concept.

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According to the law of conservation of momentum, if the objects collide, the total mome...

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