Question

Q. 31. How heat transfer occurs through radiation in absencce of a medium. The rate of flow of heat
through a copper rod with temperature difference 30 c is 1500 cal/s. Find the thermal resistance of
copper rod.​

Answer 1

Answer:

Radiation is a method of heat transfer that does not rely upon any contact between the heat source and the heated object as is the case with conduction and convection. Heat can be transmitted through empty space by thermal radiation often called infrared radiation. This is a type electromagnetic radiation .

Answer 2

Answer:

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