EBK MECHANICS OF MATERIALS
7th Edition
ISBN: 9780100257061
Author: BEER
Publisher: YUZU
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Textbook Question
Chapter 1.5, Problem 54P
Solve Prob. 1.53, assuming that the pins at C and F have been replaced by pins with a 30-mm diameter.
1.53 Each of the two vertical links CF connecting the two horizontal members AD and EG has a 10 × 40-mm uniform rectangular cross section and is made of a steel with an ultimate strength in tension of 400 MPa, while each of the pins at C and F has a 20-mm diameter and are made of a steel with an ultimate strength in shear of 150 MPa. Determine the overall factor of safety for the links CF and the pins connecting them to the horizontal members.
Fig. P1.53
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Question 2
The rods BE and CD are made from steel (E=200 GPa), and each have a diameter, P. The ends
of the rods are threaded with a pitch, p. The nuts at B and C are initially finger tightened such
that they barely touch rigid member ABC. If the nut at C is then tightened by one full turn,
determine:
(a) the tension in rods BE and CD
(b) the distance, uc, that point C on the rigid member ABC moves.
Assume a=300 mm, b= 100 mm, c= 2.5 m, d= 6 m, 0=40 mm, and p=1 mm.
OA
a
В
E
b
D
C
d
Question 2
The rods BE and CD are made from steel (E=200 GPa), and each have a diameter, 0. The ends
of the rods are threaded with a pitch, p. The nuts at B and C are initially finger tightened such
that they barely touch rigid member ABC. If the nut at C is then tightened by one full turn,
determine:
(a) the tension in rods BE and CD
(b) the distance, uc, that point C on the rigid member ABC moves.
Assume a=150 mm, b= 100 mm, c= 2 m, d= 3 m, =16 mm, and p=2.5 mm.
OA
a
В
E
D
C
с
d
Drawing is not to scale.
Chapter 1 Solutions
EBK MECHANICS OF MATERIALS
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