If a quantity has dimensions [ML²T⁻³] and its numerical value is 20, then on changing M,L,T units by factors 2, 1/2 and 4, respectively, its new numerical value is:
Physics · Unit dimension and error · unit and conversion of units
If a quantity has dimensions [ML²T⁻³] and its numerical value is 20, then on changing M,L,T units by factors 2, 1/2 and 4, respectively, its new numerical value is:
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