Force And Laws Of Motion Class 9 Science Chapter 8 Exercise Question Number 7 40000 kg engine pull
7. 40000 kg engine pulls a train of 5 wagons, each of 2000 kg, along a horizontal track. If the engine exerts a force of 40000 N and the track offers a friction force of 5000 N, then calculate:
force law of Motion Class 9 Science Chapter 8 Exercise Question Answer
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