Physics, 17.02.2020 21:34, lilyrockstarmag
A light bulb is connected to a 120.0-V wall socket. The current in the bulb depends on the time t according to the relation I = (0.644 A) sin [(394 rad/s)t]. (a) What is the frequency of the alternating current? (b) Determine the resistance of the bulb's filament. (c) What is the average power delivered to the light bulb?
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A light bulb is connected to a 120.0-V wall socket. The current in the bulb depends on the time t ac...
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