An electrical power station uses 1.68 x 1014 J of heat input with an efficiency of 29.7%. (a) How much work is done? (b) How much waste heat is produced by the station? (c) What is the ratio of waste heat to work output? waste heat work Qutni

An electrical power station uses 1.68 x 1014 J of heat input with an efficiency of 29.7%. (a) How much work is done? (b) How much waste heat is produced by the station? (c) What is the ratio of waste heat to work output? waste heat work Qutni

University Physics Volume 2

18th Edition

ISBN:9781938168161

Author:OpenStax

Publisher:OpenStax

Chapter4: The Second Law Of Thermodynamics

Section: Chapter Questions

Problem 79AP: A coal power plant consumes 100,000 kg of coal per hour and produces 500 MW of power. If the heat of...

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Question

An electrical power station uses 1.68 x 1014 J of heat input with an efficiency of 29.7%.
(a) How much work is done?
(b) How much waste heat is produced by the station?
(c) What is the ratio of waste heat to work output?
waste heat
work output

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