EBK ENGINEERING FUNDAMENTALS: AN INTROD
5th Edition
ISBN: 9780100543409
Author: MOAVENI
Publisher: YUZU
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Chapter 9.6, Problem 2BYG
To determine
Explain what the momentum’s value represents.
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A single-angle tension member of A36 steel must resist a dead load of 49 kips and a live load of 84 kips. The length of the member is 18 feet, and
it will be connected with a single line of 1-inch-diameter bolts, as shown in the figure below. There will be four or more bolts in this line. For the steel
Fy = 36 ksi and F₁ = 58 ksi. Try the tension members given in the table below.
Tension member
4, (in.)
rz (in.)
7
L6 × 6 ×
9.75
1.17
8
L 5 × 3
×
4.93
0.746
L 5 × 3
×
5
2.56
0.758
16
7
L5 × 3 ×
3.31
0.644
16
Bolt line
a. Select a single-angle tension member to resist the loads. Use LRFD.
A) L 6 × 6 ×
B) L 5 × 3 ×
CL5×3×
D) L 5 × 3 ×
-Select-
5
16
7
16
What is the required gross area?
(Express your answer to three significant figures.)
A₁ =
in.²
What is the required effective area?
(Express your answer to three significant figures.)
A =
in.2
What is the minimum radius of gyration?
(Express your answer to three significant figures.)
"min =
in.
b. Select a single-angle tension member to…
An L6 × 4 × 5/8 tension member of A36 steel is connected to a gusset plate with 1-inch-diameter bolts, as shown in the
figure below. It is subjected to the following service loads: dead load = 40 kips, live load = 100 kips, and wind load
= 45 kips. Use the equation for U: U = 1 −
For A36 steel: Fy = 36 ksi, F = 58 ksi.
x
l
For L6 × 4×5/8: Ag = 5.86 in.², x = 1.03 in.
21/4"
L6 × 4 × 5/8
11/2"
21/2"
11/2"
a. Determine whether this member is adequate using LRFD.
-Select-
What is the design strength for LFRD?
(Express your answer to three significant figures.)
Φι Ρη -
=
kips
Which AISC load combination controls?
-Select-
What is the controlling AISC load combination?
(Express your answer to three significant figures.)
Pu
=
kips
b. Determine whether this member is adequate using ASD.
-Select-
What is the allowable strength for ASD?
(Express your answer to three significant figures.)
Pn
Sit
kips
Which ASD load combination controls?
-Select-
What is the controlling ASD load combination?…
A double-angle shape, 2L7 × 4 × 5/8, is used as a tension member. The two angles are connected to a gusset plate with
7/8-inch-diameter bolts through the 7-inch legs, as shown in the figure below. A572 Grade 50 steel is used: Fy
Fu = 65 ksi. Suppose that t = 5/8 in.
= 50 ksi,
For L7 x 4 x 5/8: Ag = 6.5 in.², x = 0.958 in.
21/2"
оо
11/2"
2L7 x 4 x t
a. Compute the design strength.
(Express your answer to three significant figures.)
ФЕРП
=
kips
b. Compute the allowable strength.
(Express your answer to three significant figures.)
'n
Sit
=
kips
Chapter 9 Solutions
EBK ENGINEERING FUNDAMENTALS: AN INTROD
Ch. 9.3 - Prob. 1BYGCh. 9.3 - Prob. 2BYGCh. 9.3 - Prob. 3BYGCh. 9.3 - Prob. BYGVCh. 9.6 - Prob. 1BYGCh. 9.6 - Prob. 2BYGCh. 9.6 - Prob. 3BYGCh. 9.6 - Prob. BYGVCh. 9 - Prob. 1PCh. 9 - Prob. 2P
Ch. 9 - Determine the specific gravity of the following...Ch. 9 - Prob. 4PCh. 9 - Prob. 5PCh. 9 - Prob. 9PCh. 9 - Prob. 10PCh. 9 - Prob. 12PCh. 9 - Prob. 13PCh. 9 - Prob. 14PCh. 9 - Prob. 17PCh. 9 - Prob. 19PCh. 9 - Prob. 22PCh. 9 - Prob. 24PCh. 9 - Prob. 25PCh. 9 - Prob. 26PCh. 9 - Prob. 27PCh. 9 - Prob. 28PCh. 9 - Prob. 29PCh. 9 - Prob. 30PCh. 9 - Prob. 31PCh. 9 - Prob. 32PCh. 9 - Prob. 33PCh. 9 - Prob. 34PCh. 9 - Prob. 35PCh. 9 - A plugged dishwasher sink with the dimensions of...Ch. 9 - Prob. 37PCh. 9 - Prob. 38PCh. 9 - Prob. 39PCh. 9 - Prob. 40PCh. 9 - Prob. 41PCh. 9 - Prob. 42PCh. 9 - Prob. 43PCh. 9 - Lake Mead, near the Hoover Dam, which is the...Ch. 9 - Prob. 45PCh. 9 - Prob. 46PCh. 9 - Prob. 47PCh. 9 - Prob. 48PCh. 9 - Prob. 49P
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