If we heat one end of an iron rod, after sometime its other end will also become hot. Predominant mode of heat transfer in the iron rod is:
A
Conduction
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B
Convection
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C
Radiation
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D
Insulation
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Solution
The correct option is A Conduction The process by which heat is transferred from the hotter end to the colder end of an object is known as conduction. In solids, generally, the heat is transferred by the process of conduction.
Hence, the predominant mode of heat transfer in the iron rod is conduction.