An electric fan becomes hot when used continuously for a long time. give reason
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It is produced due to resistance of the wire.
All of the energy supplied to the fan is not entirely converted into mechanical energy due to resistance by the conductor ( wire) . Some of the energy is converted into heat energy as well. so the fan becomes hot after using for a long time
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However, some textbooks may give the answer as Friction. Please note that friction is not the correct answer.
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