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Physics, 12.02.2021 18:50 nnaomii

HELP ASAP PLEASE A hopper train car is used for transporting grain. Empty it has a mass of about 28,000 kg. Fully loaded this mass increases to about 91,000 kg. Explain in terms of f=ma (Newton's Second Law) the difference in force needed to accelerate the two different train cars.

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HELP ASAP PLEASE A hopper train car is used for transporting grain. Empty it has a mass of about 28...
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