QH = TH In | The heat on segment cd is QC = - TC In | By inspection, we can say that THVE - Vr-1 and Y-1_ Y-1 TH Thus, Vb/ then |QC/QH| = Which solves the efficiency of the Carnot engine.
QH = TH In | The heat on segment cd is QC = - TC In | By inspection, we can say that THVE - Vr-1 and Y-1_ Y-1 TH Thus, Vb/ then |QC/QH| = Which solves the efficiency of the Carnot engine.
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Transcribed Image Text:(17 blanks) Calculate the efficiency of the Carnot Engine for ideal gas. Consider the figure below for a complete cycle of Carnot engine, where the cycle
goes from ad->ab->bc->cd
Carnot cycle
TH
-Tc
V
2016 Pearson Education, Inc.
processes; and the
Where segments ad & bc are the
processes and segment ab & cd are the
valumes involved are Va, Vb, Vc, Vd, and the two temperatures TC and
Sol.
Since AU = 0, then the heat on segment ab is
Transcribed Image Text:Sol.
Since A U =
O, then the heat on segment ab is
QH =
TH In |
The heat on segment cd is
QC = -
TC In
By inspection, we can say that
THV-
vr-1
and
TH
Y-1
vr-1
Thus.
Vb/
then
|Qc/QH|
=
Which solves the efficiency of the Carnot engine.
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