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Explain why it takes much more effort to stop a freight train compared with a car?
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45 votes
45 votes
Explain why it takes much more effort to stop a freight train compared with a car?

User Utoah
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1 Answer

12 votes
12 votes

Answer:

Train wheels and rails are both made of steel, and the steel-steel friction coefficient is around 0.25. As a result, the stopping time and distance will be three to four times that of a car.

User OakvilleWork
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