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Write si unit of time |
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Answer» The second, symbol s, is the SI unit of time. It is defined by taking the FIXED NUMERICAL value of the caesium frequency Cs. , the unperturbed ground-state hyperfine transition frequency of the caesium-133 ATOM, to be 9 192 631 770 when expressed in the unit Hz, which is equal to s–1.Explanation:HOPE this will helpful to you |
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