A 104 w lightbulb has a resistance of about 12 when cold

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Reference no: EM13642140

A 104 W lightbulb has a resistance of about 12 when cold (20°C) and 137 when on (hot). Estimate the temperature of the filament when hot assuming an average temperature coefficient of resistivity a = 0.0060 (C°)^-1.

Reference no: EM13642140

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