Science, asked by tanvijadhav1897, 8 months ago

The S.I unit of time is....... *



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Answered by jainbhavna400
1

Answer:

SI unit of time (second) , 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.

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