what is the standard unit of length in the SI system?
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Explanation:
meter
The meter, symbol m, is the SI unit of length. It is defined by taking the fixed numerical value of the speed of light in vacuum c to be 299 792 458 when expressed in the unit m s-1, where the second is defined in terms of ΔνCs.
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The standard unit of length in the SI system is meter
More information:-
The meter was first defined as a fixed ratio of the longitude of the earth. It is now defined by both a standard meter and by the wavelengths of light.
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