Define 1 second.

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Solution

Second is the SI unit of time.
It is denoted by ‘s’.
One second is defined as the time that elapses during 9192631770 cycles of the radiation produced by the transition between two levels of cesium 133 atoms.

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Define 1 second.

Second is the SI unit of time.It is denoted by ‘s’.One second is defined as the time that elapses during 9192631770 cycles of the radiation produced by the transition between two levels of cesium 133 atoms.

Second is the SI unit of time.
It is denoted by ‘s’.
One second is defined as the time that elapses during 9192631770 cycles of the radiation produced by the transition between two levels of cesium 133 atoms.