diatomic gases, unless otherwise specified. 1. Air, initially at18.7 Kpag and 320 °K, occupies 0.11 m³. It is compressed isothermally until the volume is halved and the compressed at constant pressure until the volume decreases to one-quarter the initial volume. Sketch the processes on the PV- diagram and determine the total heat and total work for the two processes. Item no. 1.a) Q 1.b) W Answer Unit P Diagram S V

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
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Question
Thermodynamics
Although k values are temperature dependent, for this exam, assume cold air assumptions, with k= 1.4 for air, and also for
diatomic gases, unless otherwise specified.
Answer
Unit
Diagram
1. Air, initially at18.7 Kpag and 320 °K, occupies 0.11 m³. It is
compressed isothermally until the volume is halved and the
compressed at constant pressure until the volume decreases to
one-quarter the initial volume. Sketch the processes on the PV-
diagram and determine the total heat and total work for the two
processes.
Item no.
1.a) Q
1.b) W
P
S
V
Transcribed Image Text:Although k values are temperature dependent, for this exam, assume cold air assumptions, with k= 1.4 for air, and also for diatomic gases, unless otherwise specified. Answer Unit Diagram 1. Air, initially at18.7 Kpag and 320 °K, occupies 0.11 m³. It is compressed isothermally until the volume is halved and the compressed at constant pressure until the volume decreases to one-quarter the initial volume. Sketch the processes on the PV- diagram and determine the total heat and total work for the two processes. Item no. 1.a) Q 1.b) W P S V
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