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 / = (0.860 A) sin [(333 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? (a) Number i Units (b) Number Units (c) Number i Units
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 / = (0.860 A) sin [(333 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? (a) Number i Units (b) Number Units (c) Number i Units
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Step 1 The given data
The bulb voltage V = 120 V
The current I = 0.860 A
And compare with
So,
= 333 rad/sec
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