A 100-w 120-v lightbulb has a resistance of 12 ohms when

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A 100-W, 120-V lightbulb has a resistance of 12 Ohms when cold (20 degrees C) and 140 Ohms when on (hot). Calculate its power consumption at (a) the instant it is turned on, and (b) after a few moments when it is hot.

Reference no: EM13614690

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