Answer
0.499Btu
Work Step by Step
Use The formula for total Kinetic energy
KE = m$\frac{v^{2}}{2}$ = (10lbm)$\frac{(50ft/s)^{2}}{2}$ ($\frac{1Btu / lbm}{25,037ft^{2}/s^{2}}$)
=0.499Btu
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 2 - Energy, Energy Transfer, and General Energy Analysis - Problems - Page 97: 2-8E
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