Statement of a problem № 41414


The heating element of an electric dryer is rated at 4.1 kW when connected to a 240-V line. (a) What is the current in the heating element? Is 12-gauge wire large enough to supply this current? (b) What is the resistance of the dryer s heating element at its operating temperature? (c) At 11 cents per kWh, how much does it cost per hour to operate the dryer?

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