EBK MECHANICS OF MATERIALS
7th Edition
ISBN: 9780100257061
Author: BEER
Publisher: YUZU
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Chapter 8.3, Problem 31P
Two 1.2-kip forces are applied to an L-shaped machine element AB as shown. Determine the normal and shearing stresses at (a) point a, (b) point b, (c) point c.
Fig. P8.31 and P8.32
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PROBLEM 8.40
A thin strap is wrapped around a solid rod of radius c= 20 mm as shown.
Knowing that I = 100 mm and F = 5 kN, determine the normal and
shearing stresses at (a) point H, (b) point K.
o = 79.6 MPa
T=7.96 MPa
O =0
T=13.26 MPa
1.4 kN - m
PROBLEM 8.43
A 10-kN force and a 1.4-kN - m couple are applied at the top of the 65-mm
diameter brass post shown. Determine the principal stresses and maximum
shearing stress at (a) point H, (b) point K.
10 kN
240 mm
Omax = 30.0 MPa
O min =-30.0 MPa
Tmax = 30.0 MPa
Omax = 7.02 MPa
Omin =-96.0 MPa
Tmay =51.5 MPa
Problem 8.5 A circular ring is subjected to a pull of 15 kN. The
ring is of T-section as shown in Fig. 8.12 and the internal radius is 10
cm. Determine the maximum and minimum stresses in the ring.
2cm
12cm
10cm
2
cm
Fig. 8.12
Chapter 8 Solutions
EBK MECHANICS OF MATERIALS
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