Solve for a and b and c

Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter11: Columns
Section: Chapter Questions
Problem 11.3.20P: The hoisting arrangement for lifting a large pipe is shown in the figure. The spreader is a steel...
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Solve for a and b and c
9:42 a0 O 0
* TE ll 91% i
Summary. meinod of Sections (and Joints)
Figure 1 shows a simple truss that with a pin joint at A
and a roller at B. It's vertical and horizontal members
are all 6' long as shown. A load of 7000 lb is applied
directly at point H:
(a) Draw a Free Body Diagram (FBD) for the whole
truss
6'
Figure 1
E
6'
F
(b) Find the reactions at A and B
(c) Use the Method of Sections to find the internal
forces in members CD and CH. Label them as
tension (T) or compression (C)
(d) Use the Method of Joints to find the internal force
in member BC. Label it as (T) or (C). NOTE: You
do not have to start from scratch, you can use the
information in in part (c) to save time
I
H
6'
6'
18
12'
7000 lb
Transcribed Image Text:9:42 a0 O 0 * TE ll 91% i Summary. meinod of Sections (and Joints) Figure 1 shows a simple truss that with a pin joint at A and a roller at B. It's vertical and horizontal members are all 6' long as shown. A load of 7000 lb is applied directly at point H: (a) Draw a Free Body Diagram (FBD) for the whole truss 6' Figure 1 E 6' F (b) Find the reactions at A and B (c) Use the Method of Sections to find the internal forces in members CD and CH. Label them as tension (T) or compression (C) (d) Use the Method of Joints to find the internal force in member BC. Label it as (T) or (C). NOTE: You do not have to start from scratch, you can use the information in in part (c) to save time I H 6' 6' 18 12' 7000 lb
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