The total consumption of electrical energy in the United States is about 1.0 1019joules per year.What is the average rate of electrical energy consumption in watts?If the population of the United States is 300 million, what is the average rate of electrical energy consumption per person?The sun transfers energy to the earth by radiation at a rate of approximately 1.0 kW per square meter of surface. If this energy could be collected and converted to electrical energy with 40 % efficiency, how great an area (in square kilometers) would be required to collect the electrical energy used by the United States?

Given: In U.S. total consumption of electric energy P=1×1019 Joules per year…

Answered: The total consumption of electrical…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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The total consumption of electrical energy in the United States is about 1.0 10¹⁹joules per year.What is the average rate of electrical energy consumption in watts?If the population of the United States is 300 million, what is the average rate of electrical energy consumption per person?The sun transfers energy to the earth by radiation at a rate of approximately 1.0 kW per square meter of surface. If this energy could be collected and converted to electrical energy with 40 % efficiency, how great an area (in square kilometers) would be required to collect the electrical energy used by the United States?

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