A Locomotive Is Pulling Three Wagons Along a Level Track

question 50

Multiple Choice

A locomotive is pulling three wagons along a level track with a force of 100,000 N. The wagon next to the locomotive has a mass of 70,000 kg, the next one, 50,000 kg, and the last one, 80,000 kg. Neglect friction. What is the force between the 70,000-kg and 50,000-kg wagons?

• A) 35,000 N
• B) 40,000 N
• C) 50,000 N
• D) 60,000 N
• E) 65,000 N

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