A 100-w 120-vlightbulb has a resistance of 14omegawhen cold
A 100-W, 120-Vlightbulb has a resistance of 14Ωwhen cold (20°C) and 150Ωwhen on (hot).
Part A: Calculate its power consumption at the instant it is turned on.
Part B: Calculate its power consumption after a few moments when it is hot.
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