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lowestprimate
on Oct 12, 2022
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Students break acceleration world record for elect...
The acceleration record is probably the manhole cover launched via nuclear explosion. Accelerated to 125,000 mph in a millisecond.
https://www.businessinsider.com/fastest-object-robert-brownl...
dwaltrip
on Oct 13, 2022
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Crazy. At what speed / acceleration would a manhole cover burn up from friction with the atmosphere?
zaptrem
on Oct 13, 2022
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"StackExchange: Could the end cap of the Pascal B (1) survive its trip through the atmosphere?"
https://physics.stackexchange.com/questions/488151/could-the...
93po
on Oct 13, 2022
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To clarify for anyone unfamiliar - this isn't a manhole cover in the traditional sense. It was a 2000 pound hunk of solid steel. It makes this story much more plausible because a regular manhole cover would blow into a million pieces
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