Lab Manual for Tomczyk/Silberstein/ Whitman/Johnson’s Refrigeration and Air Conditioning Technology, 8th
8th Edition
ISBN: 9781305578708
Author: John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher: Cengage Learning
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Chapter 13, Problem 13RQ
To determine
The terms PTC and NTC mean with regard to thermistors.
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Ex. For a plate that made from a brittle material alloy shown below,
Find the max. stress that occur.
P=5KN
d=2cm
w= 10 cm
t=0.2 cm
Ex. A circular cantilever rod, shown in the Fig. below, is to be made
* from al ductile material with field strength of 276 MPa Using
design factor N = 2
factor N = 2, Find the appropriate diameter(d).
d
F= 1.75 KN
P=9KN
120mm
Ex.
A circular rod, constructed of ductile material of tensile
a
"strength yd 300 MPa", is subjected to a torque T = 500 TE N.m.
and axial tensile load "P. The diameter of the rod d= 50 mm
•Using Tresca criterion with N=1.2, Find allowable P.
Chapter 13 Solutions
Lab Manual for Tomczyk/Silberstein/ Whitman/Johnson’s Refrigeration and Air Conditioning Technology, 8th
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