Saturday, 15 November 2014

si units - Why must the kilogram standard be based on a kilogram mass object?


Inspired by the accepted answer to a question about the Avogadro Project, why must an object used to define a new standard for the kilogram have a mass of one full kilogram?


If a smaller mass were used then it might be possible to use a diamond, since it is currently not possible to manufacture a 1kg diamond.




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