The resistance of the tungsten filament of a common
Chapter 18, Problem 18EG(choose chapter or problem)
Problem 18EG
The resistance of the tungsten filament of a common incandescent light bulb is how many times greater at its operating temperature of 2800 K than its resistance at room temperature? (a) Less than 1% greater; (b) roughly 10% greater; (c) about2 times greater; (d) roughly 10 times greater; (e) more than 100 times greater.
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