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26 Nov 2019
A three-way lightbulb can produce 50W, 100W, or150W, at 120V. Such a bulb contains two filaments that canbe connectedto the 120V individually or in parallel. (a) Describe how theconnections to the two filaments aremade to give each of the threewattages. (b) What mustbe the resistance of each filament?
A three-way lightbulb can produce 50W, 100W, or150W, at 120V. Such a bulb contains two filaments that canbe connectedto the 120V individually or in parallel. (a) Describe how theconnections to the two filaments aremade to give each of the threewattages. (b) What mustbe the resistance of each filament?
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Tod ThielLv2
10 Feb 2019