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A light bulb is connected to a 60-V wall socket. The current in the bulb depends...

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Physics

A light bulb is connected to a 60-V wall socket. The current inthe bulb depends on the time t according to the relation I = (1.414A) sin[(282.6 Hz)t].

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

(b) Determine the resistance of the bulb's filament? Ω

(c) What is the average power delivered to the light bulb? W

Answer & Explanation Solved by verified expert
4.4 Ratings (1043 Votes)
the stantard expression of sinusoidal alternating current i Imsintangularfrequencyradiansec 2826 2f    See Answer
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