MATERIALS SCIENCE AND ENGINEERING: INTRO
10th Edition
ISBN: 9781119571308
Author: Callister
Publisher: WILEY
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Chapter 8, Problem 8QAP
To determine
The maximum allowable surface crack length.
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Kindly show all the steps including a diagram.
Water is supplied at 150 ft³/s and 70 psi to a hydraulic turbine through a 3-ft inside-diameter inlet pipe as indicated in the figure below.
The turbine discharge pipe has a 4.8-ft inside diameter. The static pressure at section (2), 10 ft below the turbine inlet, is 10 in. Hg
vacuum. If the turbine develops 2400 hp, determine the rate of loss of available energy between sections (1) and (2).
Section (1)
P₁ =70psi
Q=150ft³/s
D₁ = 3 ft
10 ft
Turbine
power loss =
i
P₂ = 10 in. Hg
vacuum
D₂ =4.8ft
Section (2)
de
hp
1 ΚΩ N₁
m
ZL (10+j4) ks2
178/0° V
N2
-202
Ω
Figure P11.31 Circuit for Problem 11.31.
Chapter 8 Solutions
MATERIALS SCIENCE AND ENGINEERING: INTRO
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