16 .
a. Name the method of heat transfer shown in the given picture?
b. Why are room heaters provided with curved polished metal reflectors behind the
heating elements?
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16 .
a. Name the method of heat transfer shown in the given picture?
b. Why are room heaters provided with curved polished metal reflectors behind the
heating elements?
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Answer:
solid only
In conduction, the molecules vibrate and hit each other to transfer the heat energy between them. The molecules need not to travel from one end to other. Therefore, it is only possible in solids in which the molecules do not move but vibrate on heating.