Which one of the following devices utilizes the magnetic effect of electric current?

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Electric Heater

Electric Fan

Electric Bulb

Electric Iron

answer is B.

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Detailed Solution

Electric Fan utilizes the magnetic effect of electric current.
“Magnetic field is produced whenever there is flow of current, this is called the magnetic effect of electric current”. The electric heater, bulb and electric iron are the appliances that utilize the heating effect of electric current. The electric fan utilizes the magnetic effect of electric current using magnetic induction to rotate its wings.

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