Nichrome wire is used in some radiative heaters. (a) Find the resistance needed if the

Chapter 20, Problem 82

(choose chapter or problem)

Nichrome wire is used in some radiative heaters. (a) Find the resistance needed if the average power output is to be 1.00 kW utilizing 120-V AC. (b) What length of Nichrome wire, having a cross-sectional area of 5.00mm2 , is needed if the operating temperature is 500 C ? (c) What power will it draw when first switched on?

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