How do trains pull so much weight? I’ve seem them with hundreds of freight and gas tanker cars.
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Most trains are using electric motors as their drivetrain, even really old ones. This is because it’s a lot easier prevent spinning with an electric motor than an internal combustion engine. They’re just powered by a big ass diesel generator that give off electricity..
But hey, I dunno, my sources are from Sheldon in The Big Bang Theory
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