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If the unit of mass is 'a' kg. the unit of length is 'b' metre and the unit of time is 'c' second, the magnitude of calorie in new system is (1 Cal = 4.25)a) 4.2a b c new unitsb) 4.2a'b'new unitsd)abc new unitsc) abc new units4.2 |
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Answer» is a unit of energy, RIGHT? We know the SI unit of energy is Joule. The dimension of energy is,Hence 1 joule equals,In the new system of UNITS,Unit of mass Unit of length Unit of TIME Hence unit of energy (MAGNITUDE of Joule) in new system is,We know that 1 calorie equals,Hence magnitude of calorie in new system is, |
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