An electric space heater has a Nichrome heating element with a resistance of 6 N at 20°C. When 120 V are applied, the electric current heats the Nichrome wire to 1000°C. (a) What is the initial current drawn by the cold heating element? 20 A (b) What is the resistance of the heating element at 1000°C? Ω (c) What is the operating wattage of this heater? kW

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An electric space heater has a Nichrome heating element with a resistance of 6 N at 20°C. When 120 V are applied, the electric current heats the Nichrome wire to 1000°C.
(a) What is the initial current drawn by the cold heating element?
20
A
(b) What is the resistance of the heating element at 1000°C?
(c) What is the operating wattage of this heater?
kW
еВook
Transcribed Image Text:An electric space heater has a Nichrome heating element with a resistance of 6 N at 20°C. When 120 V are applied, the electric current heats the Nichrome wire to 1000°C. (a) What is the initial current drawn by the cold heating element? 20 A (b) What is the resistance of the heating element at 1000°C? (c) What is the operating wattage of this heater? kW еВook
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