3 ms·

I agree with pdpi's answer. But, also: given that when Feynman tried to do the experiment the apparatus exploded and flooded the lab, perhaps it's not quite so

by gjm11 9y ago

I agree with pdpi's answer. But, also: given that when Feynman tried to do the experiment the apparatus exploded and flooded the lab, perhaps it's not quite so "easily performed" :-).

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knolan 9y ago
There's that old friction between physicists and engineers. Perhaps Feynman wasn't good at building experimental rigs.
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