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If the 0.190 mm diameter tungsten filament in a light bulb is to have a resistance of 0.122 N at 20.0°C, how long should it be? The resistivity of tungsten at 20.0°C is 5.60 x 1080. m.
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Transcribed Image Text:If the 0.190 mm diameter tungsten filament in a light bulb is to have a resistance of 0.122 N at 20.0°C, how long should it be? The resistivity of tungsten at 20.0°C is 5.60 x 1080. m. m
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