Redefined Units of Kilogram, Kelvin, Mole and Ampere across the World

THE KILOGRAM HAS CHANGED   For: Preliminary & Mains Topic covers: New Definitions, Why the change, What does not change, National Physical Laboratory, International Bureau of Weights and Measures (BIPM)   News Flash The kilogram is no longer what it used to be. It still means the same amount of mass as before, but the way it is defined changed across the world on, World Metrology Day – 20 May, 2019. Along with the kilogram,…

Continue reading