Physics, asked by sharmisthadas62, 11 hours ago

what is the relationship between calary and joule?

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Answered by saniasultana980

1

Answer:

The calorie was originally defined as the amount of heat required at a pressure of 1 standard atmosphere to raise the temperature of 1 gram of water 1° Celsius. Since 1925 this calorie has been defined in terms of the joule, the definition since 1948 being that one calorie is equal to approximately 4.2 joules.

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