The calorie is defined as 1 cal =4.186 joule. Why not as 1 cal =4 joule to make the conversions easy
The calorie is defined as 1 cal =4.186 joule. Why not as 1 cal =4 joule to make the conversions easy
soham mhatre , 10 Years ago
Grade 11
Thermal Physics> The calorie is defined as 1 cal =4.186 jo...
1 AnswersDEEPTHI JANGA
1 CALORIE = 4.186 JOULES BUT NOT 4 JOULES SINCE BY OBSERVING THE DECIMAL FIGURE THAT IS .186 REFERS THAT 8 IS THE NUMBER WHICH COMES AFTER 5, SO IT IS MORE THAN 5 . SO WE CAN WRITE IT AS 4.186 OR 4.19 BUT NOT 4.
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