(a) Which is the fastest method of heat transfer–conduction, convection or radiation (b) What conditions are necessary for transfer of heat from one body to another by conduction? (1+2) *
Answers
Answered by
1
Explanation:
The energy transferred by radiation propagates with the speed of light . In radiation , heat is transferred by electromagnetic waves , which have the fastest speed , so it is the fastest mode of heat transmission .
Answered by
1
Explanation:
a.
Radiation is the fastest because in this case, the transfer of heat takes place at the speed of light.
b.
Both conduction and convection need a material medium for the transfer for heat.
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