The part of the sun’s radiation that heats the solar cooker is infrared ray. Infrared radiation carries heat energy and is responsible for warming objects exposed to sunlight. Solar cookers utilize this infrared radiation to heat and cook food, making ...
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Mercury is a very good conductor of heat. Mercury, being a metal, exhibits high thermal conductivity due to its densely packed atoms, facilitating efficient heat transfer. Water, ether, and benzene, being organic compounds, have lower thermal conductivity compared to mercury.
The transmission of heat through molecular structure is called conduction. Conduction occurs when heat is transferred through direct contact between molecules, allowing energy to move from one molecule to another.
The best conductor of heat among is sea water. Sea water contains dissolved salts and minerals, which increase its thermal conductivity compared to cold water, hot water, and distilled water.
If a metal is used in making cooking utensils, then the thermal conductivity should be high. High thermal conductivity ensures efficient and even heat distribution, which is essential for effective cooking.