Physics, asked by alizayaamir8, 8 months ago

What is the meaning of this:
"The standard for unit of time, the second (s), is the exact duration of 9,192,631,770 cycles of the radiation associated with the transition between the two hyperfine levels of the ground state of cesium-133 atom."

Answers

Answered by Pallakavya

1

Explanation:

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Answered by student469

0

Explanation:

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