Question: 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

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 = (0.707 A) sin [(314 Hz)t].

(a) What is the frequency f of the alternating current?

(b) Determine the resistance of the bulb’s filament.

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