Physics, asked by farazhusain78614, 11 months ago

The concept of internal energy was first introduced by

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Answered by ramcharan54
1

James Joule studied the relationship between heat, work, and temperature. He observed that if he did mechanical work on a fluid, such as water, by agitating the fluid, its temperature increased. He proposed that the mechanical work he was doing on the system was converted to thermal energy.


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