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A perfect gas has a value of R = 766.54 ft-lbf/ lbm- °R and k = 1.26. If 30 Btu are %3D

A perfect gas has a value of R = 766.54 ft-lbf/ lbm- °R and k = 1.26. If 30 Btu are %3D

Elements Of Electromagnetics
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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A perfect gas has a value of R = 766.54 ft-lbf/ lbm- °R and k = 1.26. If 30 Btu are added to 5 lbm of this gas at constant volume when the initial temperature is 95 °F. (a) What is the final temperature? (b) What is the change in enthalpy? (c) Determine the change of entropy.
Transcribed Image Text:A perfect gas has a value of R = 766.54 ft-lbf/ lbm- °R and k = 1.26. If 30 Btu are added to 5 lbm of this gas at constant volume when the initial temperature is 95 °F. (a) What is the final temperature? (b) What is the change in enthalpy? (c) Determine the change of entropy.
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