What is the operating wattage of this heater


An electric heater has a Nichrome heating element with a resistance of 12 omega at 20oC. When 114 V are applied, the electric current heats the Nichrome wire to 900oC. What is the operating wattage of this heater? (The temperature coefficient of resistivity of Nichrome is a = 0.0004 Co-1) in Watts.

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Physics: What is the operating wattage of this heater
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