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0.8 What are fundamental quantities andfundamental units?State two examples offundamental quantities and their SI and CGs units. |
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Answer» Abase unit(also referred to as afundamental unit) is a unit adopted for measurement of a base quantity. A base quantity is one of a conventionally chosen subset of physical quantities, where no quantity in the subset can be expressed in terms of the others. Fundamental quantitiesand theirUnitsare; Length- Meter(SI), Cm(CGS) Mass - Kilogram Time- Seconds Electric current -Ampere(SI), Bi(CGS) Temperature- Kelvin, Amount of substance -Mole and Luminous intensity.- Candela. |
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