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Q: A 2,000 kg truck travelling at 10 m / s collides with a car parked at a traffic light. After the collision, both move together at a speed of 8m / s. Mass of car is. . . . . . . .
  • A. 100 kg
  • B. 250 kg
  • C. 500 kg
  • D. 750 kg
Correct Answer: Option C -
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Explanations:

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