(II) An average active person consumes about 2500 Cal a day. (a) What is this in joules? (b) What is this in kilowatt- hours? (c) If your power company charges about 10 ¢ per kilowatt-hour, how much would your energy cost per day if you bought it from the power company? Could you feed yourself on this much money per day?

(II) An average active person consumes about 2500 Cal a day. (a) What is this in joules? (b) What is this in kilowatt- hours? (c) If your power company charges about 10 ¢ per kilowatt-hour, how much would your energy cost per day if you bought it from the power company? Could you feed yourself on this much money per day?

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter4: The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 2CQ: Explain in practical terms why efficiency is defined as

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