Answer
$x_1=0.944$
Work Step by Step
From tables A-5 and A-6:
Outlet ($P_2=50\ kPa, T_2=100°C$): $h_2=2682.4\ kJ/kg$
Inlet ($P_1=1500\ kPa, h_1=h_2$): $h_{1,L}=844.55\ m³/kg,\ h_{1,G}=1946.4\ kJ/kg$
$h_1=h_{1,L}+x_1h_{1,G}$
$x_1=0.944$
Thermodynamics: An Engineering Approach 8th Edition
by Cengel, Yunus; Boles, Michael
Published by
McGraw-Hill Education
ISBN 10:
0-07339-817-9
ISBN 13:
978-0-07339-817-4
Chapter 5 - Mass and Energy Analysis of Control Volumes - Problems - Page 257: 5-63
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