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प्रश्न
Define one kilogram, the S.I. unit of mass.
उत्तर
One kilogram (kg) is the S.I. unit of mass. It is defined as the mass of the international prototype of the kilogram, which is a platinum-iridium alloy cylinder stored at the International Bureau of Weights and Measures in France.
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संबंधित प्रश्न
Tick the most appropriate answer.
The SI unit of mass is
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Reason (R): In everyday life, we use the term weight instead of mass.
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