The wattage rating of a lightbulb is the power it consumes when it is connected across a 120 V potential difference. For example, a 40 W lightbulb consumes 40 W of electrical power only when it is connected across a 120 V potential difference. Part A What is the resistance of a 40 W lightbulb? For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Light bulb resistance. Express your answer with the appropriate units. R40 = Value Units

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The wattage rating of a lightbulb is the power it
consumes when it is connected across a 120 V
potential difference. For example, a 40 W lightbulb
consumes 40 W of electrical power only when it is
connected across a 120 V potential difference.
Part A
What is the resistance of a 40 W lightbulb?
For related problem-solving tips and strategies, you
may want to view a Video Tutor Solution of Light
Express your answer with the appropriate units.
bulb resistance.
HA
R40 =
Value
Units
Transcribed Image Text:The wattage rating of a lightbulb is the power it consumes when it is connected across a 120 V potential difference. For example, a 40 W lightbulb consumes 40 W of electrical power only when it is connected across a 120 V potential difference. Part A What is the resistance of a 40 W lightbulb? For related problem-solving tips and strategies, you may want to view a Video Tutor Solution of Light Express your answer with the appropriate units. bulb resistance. HA R40 = Value Units
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