Question

what is the latest definition of kilogram??? please explain with meaning!!!

Answer 1

The kilogram is the unit of mass; it is equal to the mass of the international prototype of thekilogram. 2019 kilogram. Kibble balance at NIST. Devices like this can weigh objects using the new definitionof the kilogram in terms of the Planck constant.

Answer 2

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✔ The latest definition of one kilogram is the mass of 1 litre (=1000 ml) of water at 4°C.

✔ In 1889, one kilogram was defined as the mass of a cylindrical piece of platinum-iridium alloy kept at International Bureau Of Weights And Measures at Sevres near Paris.

✔ JUST TO KNOW : 1 kg = 1000 g.

✔ JUST TO KNOW :

1) 1 quintal = 100 kg.
2) 1 metric tonne = 1000 kg = 10 quintal.