Answer
C
Work Step by Step
Energy balance:
$-W_e=\Delta U$
$\dot{W}_e\Delta t=mc_v\Delta T$
$\dot{W}_e=0.8kW,\ m=1.5\ kg,\ c_v=4.18\ kJ/kg.K,\ \Delta T=(95-12)°C=83K$
$\Delta t=650.51s=10.84min$
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 4 - Energy Analysis of Closed Systems - Problems - Page 210: 4-154
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