23. Consider that 1 lb of air has a decrease of internal energy of 20.58 Btu while its Fahrenheit temperature is reducedto one third of the initial temperature during a reversible nonflow constant pressure process. Determine(a) the initial and final temperatures,(b) Q,(c) W, and(d) AS.

Given:decrement in the internal energy=-20.58 btuAir mass=1 lbfinal temperature of the air=T1/3

23. Consider that 1 lb of air has a decrease of internal energy of 20.58 Btu while its Fahrenheit temperatur o one third of the initial temperature during a reversible nonflow constant pressure process. Determine a) the initial and final temperatures, b) Q, c) W, and

23. Consider that 1 lb of air has a decrease of internal energy of 20.58 Btu while its Fahrenheit temperatur o one third of the initial temperature during a reversible nonflow constant pressure process. Determine a) the initial and final temperatures, b) Q, c) W, and

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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Concept explainers

Basic Thermodynamic Processes

The word 'thermodynamics' can be divided into two words, 'thermo' and 'dynamics'. The word thermo deals with the heat and thermal phenomenon, whereas dynamics deals with forces or external agent that drives the heat flow or aids in the motion of heat.

Question

23. Consider that 1 lb of air has a decrease of internal energy of 20.58 Btu while its Fahrenheit temperature is reduced
to one third of the initial temperature during a reversible nonflow constant pressure process. Determine
(a) the initial and final temperatures,
(b) Q,
(c) W, and
(d) AS.

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