Question

Name the Si unit of time?​

Answer 1

Answer:

second is the Si unit of time okay

Answer 2

Answer:

BIPM - 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.

Explanation:

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