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26 Nov 2019

1. A modern color T.V. set draws 5.0 A when operated on120V.
a. How much power does the set use?
b. If the set is operated for an averageof14 h/day, What energy in KWh does it consume per month (30days)?
2. A 100 W lamp is connected to 120 V.
a. How much current flows throughthelamp?
b. What is the resistance of the lamp?

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Related textbook solutions

Physics: Principles with Applications
7th Edition, 2013
Giancoli
ISBN: 9780321625922

Related questions

1. A modern color T.V. set draws 5.0 A when operated on120V.
a. How much power does the set use?
b. If the set is operated for an averageof14 h/day, What energy in KWh does it consume per month(30days)?
2. A 60.0 W light bulb is 30.0% of the electric energyisconverted to light energy.
a. How many joules does the lightbulbconvert into light each minute it is in operation?
b. How many joules of thermal energy doesthelight bulb use each minute?
Thanks in advance

The power supplied to a typical black-and-white television set is96 W when the set is connected to 120 V.
(a) How much electrical energy does this set consume in 1hour?
J

(b) A color television set draws about 2.6 A when connected to 120V. How much time is required for it to consume the same energy asthe black-and-white model consumes in 1 hour?

A current of 15 A flows through an electric heater operationg on 120 V. What is the heater's resistance? Compute the power consumption of the electric heater in kW? How much energy does it use in 600 min (=10 hours)? ( Express the answers in both units: kWh and Joule)

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