loganjune95001 loganjune95001
  • 14-12-2022
  • Physics
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a train consists of 50 cars, each of which has a mass of 6.1 103 kg. the train has an acceleration of 9.0 10-2 m/s2. ignore friction and determine the tension in the coupling at the following places. (a) between the 30th and 31st cars n

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