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CBSE Class 9 Answered

joules or kacl
Asked by | 15 Feb, 2014, 07:11: PM
answered-by-expert Expert Answer
Though 'joules' is the SI unit of energy, calorie and kilocalorie are also the units of energy.
 
Now, 1 kilocalorie = 1000 calories = 4180 J
 
Hence, the nutritional value of different constituents of food items can be written in kcal.
Answered by | 19 Feb, 2014, 02:33: PM

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CBSE 9 - Physics
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