The pods weigh something like 0.0X% as much as a train, so stopping them may in ... | Hacker News

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		lxmorj on Jan 15, 2015 \| parent \| context \| favorite \| on: Elon Musk Will Build a Hyperloop Track for Ultra-H... The pods weigh something like 0.0X% as much as a train, so stopping them may in fact be far easier due to their tiny mass, regardless of their crazy velocity.

stolio on Jan 16, 2015 [–]

Stopping distance scales with v^2 (unfortunately)

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