Chapter 20: Problem 11: The average television set is said to be on 6 hours a day. a) Calculate the yearly cost of electricity, in billions of dollars, required to operate 100 million TVs, assuming their power consumption averages 125 W and the cost of electricity averages 10.5 cents/kW⋅h.

Glencoe Physics: Principles and Problems, Student Edition
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ISBN:9780078807213
Author:Paul W. Zitzewitz
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Chapter22: Electric Current
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Chapter 20: Problem 11: The average television set is said to be on 6 hours a day.

a) Calculate the yearly cost of electricity, in billions of dollars, required to operate 100 million TVs, assuming their power consumption averages 125 W and the cost of electricity averages 10.5 cents/kW⋅h. 

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