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If there are 60 seconds in a minute, then how much time is in a second?
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- PuzzlingLv 72 months ago
In 1 second, there are exactly 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium-133 atom" (at a temperature of 0 Kelvin).
- David KLv 62 months ago
Well, for example there are milliseconds, microseconds, nanoseconds and much more.
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