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Units are defined as those tools using which we can measure any physical quantities effectively. For example, if we want to measure length then that can be measured in meters, centimeters, feet etc, again if we have to measure mass then that can be measured in kilograms, grams etc. So from the above example we can say that there are many units which can be used to measure a particular quantity.Now if we take the other physical quantities also then there are many units available for a particular