![thermodynamics - Why and who has established that $1\, cal \equiv4.186\, J$? - Physics Stack Exchange thermodynamics - Why and who has established that $1\, cal \equiv4.186\, J$? - Physics Stack Exchange](https://i.stack.imgur.com/7wY98.png)
thermodynamics - Why and who has established that $1\, cal \equiv4.186\, J$? - Physics Stack Exchange
![SOLVED: Electrical energy is usually measured in kilowatt-hours, kWh. A watt is 1 joule per second. A kilowatt is 1000 joules per second. An hour has 3600 seconds. Therefore, 1 kWh = SOLVED: Electrical energy is usually measured in kilowatt-hours, kWh. A watt is 1 joule per second. A kilowatt is 1000 joules per second. An hour has 3600 seconds. Therefore, 1 kWh =](https://cdn.numerade.com/ask_previews/9cffe303-ac21-4d82-a46f-5cb70d86ed2d_large.jpg)
SOLVED: Electrical energy is usually measured in kilowatt-hours, kWh. A watt is 1 joule per second. A kilowatt is 1000 joules per second. An hour has 3600 seconds. Therefore, 1 kWh =
![Hy US diswer Select the correct order in the following: A 1 erg > 1 joule > 1 B 1 > 1 joule > 1 erg 1 erg > 1 > 1 joule D 1 joule > 1 > 1 erg REPORT QUESTION Hy US diswer Select the correct order in the following: A 1 erg > 1 joule > 1 B 1 > 1 joule > 1 erg 1 erg > 1 > 1 joule D 1 joule > 1 > 1 erg REPORT QUESTION](https://toppr-doubts-media.s3.amazonaws.com/images/9694862/04d58df4-ae56-4a2e-bd0f-142af8d45a2e.jpg)
Hy US diswer Select the correct order in the following: A 1 erg > 1 joule > 1 B 1 > 1 joule > 1 erg 1 erg > 1 > 1 joule D 1 joule > 1 > 1 erg REPORT QUESTION
![How To Convert Calories (cal) Into Joules (J) | Factor-Label Method | Dimensional Analysis - YouTube How To Convert Calories (cal) Into Joules (J) | Factor-Label Method | Dimensional Analysis - YouTube](https://i.ytimg.com/vi/Q0NczhtRkvA/maxresdefault.jpg)
How To Convert Calories (cal) Into Joules (J) | Factor-Label Method | Dimensional Analysis - YouTube
![The calorie is defined as `1 cal= 4.86 `joule Why as `1 cal= 4J` to make the conversions easy? - YouTube The calorie is defined as `1 cal= 4.86 `joule Why as `1 cal= 4J` to make the conversions easy? - YouTube](https://i.ytimg.com/vi/QdSzhbHDkK8/maxresdefault.jpg)