differentiate convection and radiation
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In convection, the heat transfer takes within the fluid. In radiation, heat transfer occurs through electromagnetic waves without involving particles. The heat transfer takes place due to the difference in temperature.
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Origin. Convection takes place as a result of thermal expansion of matter. Radiation is a result of the motion of...
Mechanism. Convection involves a transfer of mass of a material, typically a fluid. Radiation involves an...
Medium. Convection requires a medium. Radiation does not require a medium, and can transfer heat through a vacuum.
Temperature Dependence. Convection results in a heat flow rate that is approximately directly proportional to the...
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