Physics, asked by parimeshram08, 3 months ago

Wʜᴀᴛ ɪs ʜᴇᴀᴛ ᴛʀᴀɴsғᴇʀ?


ʜᴇʟʟᴏ ᴋᴏɪ ᴏɴʟɪɴᴇ ʜᴀɪ ᴋʏᴀ ʏʜᴀ ᴘᴇ??​

Answers

Answered by Anonymous
1

Answer:

❥ʜᴇʏ ʙᴜᴅᴅʏ_xᴅ

Explanation:

 \huge \tt \: ANSWER⤵

Heat transfer is a discipline of thermal engineering that concerns the generation, use, conversion, and exchange of thermal energy (heat) between physical systems. Heat transfer is classified into various mechanisms, such as thermal conduction, thermal convection, thermal radiation, and transfer of energy by phase changes. Engineers also consider the transfer of mass of differing chemical species, either cold or hot, to achieve heat transfer. While these mechanisms have distinct characteristics, they often occur simultaneously in the same system.

Simulation of thermal convection in the Earth's mantle. Colors span from red and green to blue with decreasing temperatures. A hot, less-dense lower boundary layer sends plumes of hot material upwards, and cold material from the top moves downwards.

Heat conduction, also called diffusion, is the direct microscopic exchange of kinetic energy of particles through the boundary between two systems. When an object is at a different temperature from another body or its surroundings, heat flows so that the body and the surroundings reach the same temperature, at which point they are in thermal equilibrium. Such spontaneous heat transfer always occurs from a region of high temperature to another region of lower temperature, as described in the second law of thermodynamics.

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