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Why does electric fan become hot if used for a long period of time?
Wiki User
∙ 10y ago
current required to rotate fan blades ,to maintain the current,the source has to keep expending its energy.part of this energy in maintaining the current consumed in rotating the blades of electric fan and rest of energy may be expended in heat to raise the temperature of gadget.
Wiki User
∙ 10y ago
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