Every other joint in the truss has more than two unknowns. Time to switch tactics. Here is a Free-Body diagram for the entire truss. Solve for the reaction Ng under the roller at E A₂ Answer: Ng= 19 KN H C 21 kN 4 panels at 8 m- KN 40 KN

Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
icon
Related questions
Question
Determine the force in each member of the loaded truss. All triangles are 3-4-5. Enter a positive number if the member is in tension,
negative if in compression.
Part 1
19 KN
BI
8
H
Correct
We can also see that BI = DI
G
-4 panels at 8 m
Answer: Cl = 0
21kN
I
40 KN
Consider joint I. The Free-Body diagram is shown. All members are assumed to be in tension.
Use this diagram to find the force in Cl. Use a positive number if in tension, a negative number if in compression.
CI
KN
F
D
E
DI
Transcribed Image Text:Determine the force in each member of the loaded truss. All triangles are 3-4-5. Enter a positive number if the member is in tension, negative if in compression. Part 1 19 KN BI 8 H Correct We can also see that BI = DI G -4 panels at 8 m Answer: Cl = 0 21kN I 40 KN Consider joint I. The Free-Body diagram is shown. All members are assumed to be in tension. Use this diagram to find the force in Cl. Use a positive number if in tension, a negative number if in compression. CI KN F D E DI
Part 2
Examine joints F and H in order to find the foces in BH and DF.
Correct
Answers:
We also learn that AH = GH and EF = FG.
BH= 0
DF= 0
eTextbook and Media
Part 3
Hint
BC
Correct
Part 4
Consider joint C next. The Free-Body diagram is shown. All members are assumed to be in tension.
Use this diagram to find the forces BC and CD. Use a positive number if in tension, a negative number if in compression.
C 21 kN
K
CI
Answers:
BC= 13.125
CD= -13.125
kN
KN
Answer: Ng=
Ay
Every other joint in the truss has more than two unknowns. Time to switch tactics.
19 KN
KN
KN
Here is a Free-Body diagram for the entire truss. Solve for the reaction Ng under the roller at E.
CD
B
H
C
KN
I
21 KN
G
4 panels at 8 m
40 KN
D
F
Attempts: 1 of 3 used
NE
Transcribed Image Text:Part 2 Examine joints F and H in order to find the foces in BH and DF. Correct Answers: We also learn that AH = GH and EF = FG. BH= 0 DF= 0 eTextbook and Media Part 3 Hint BC Correct Part 4 Consider joint C next. The Free-Body diagram is shown. All members are assumed to be in tension. Use this diagram to find the forces BC and CD. Use a positive number if in tension, a negative number if in compression. C 21 kN K CI Answers: BC= 13.125 CD= -13.125 kN KN Answer: Ng= Ay Every other joint in the truss has more than two unknowns. Time to switch tactics. 19 KN KN KN Here is a Free-Body diagram for the entire truss. Solve for the reaction Ng under the roller at E. CD B H C KN I 21 KN G 4 panels at 8 m 40 KN D F Attempts: 1 of 3 used NE
Expert Solution
steps

Step by step

Solved in 2 steps with 2 images

Blurred answer
Knowledge Booster
Axial Load
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Elements Of Electromagnetics
Elements Of Electromagnetics
Mechanical Engineering
ISBN:
9780190698614
Author:
Sadiku, Matthew N. O.
Publisher:
Oxford University Press
Mechanics of Materials (10th Edition)
Mechanics of Materials (10th Edition)
Mechanical Engineering
ISBN:
9780134319650
Author:
Russell C. Hibbeler
Publisher:
PEARSON
Thermodynamics: An Engineering Approach
Thermodynamics: An Engineering Approach
Mechanical Engineering
ISBN:
9781259822674
Author:
Yunus A. Cengel Dr., Michael A. Boles
Publisher:
McGraw-Hill Education
Control Systems Engineering
Control Systems Engineering
Mechanical Engineering
ISBN:
9781118170519
Author:
Norman S. Nise
Publisher:
WILEY
Mechanics of Materials (MindTap Course List)
Mechanics of Materials (MindTap Course List)
Mechanical Engineering
ISBN:
9781337093347
Author:
Barry J. Goodno, James M. Gere
Publisher:
Cengage Learning
Engineering Mechanics: Statics
Engineering Mechanics: Statics
Mechanical Engineering
ISBN:
9781118807330
Author:
James L. Meriam, L. G. Kraige, J. N. Bolton
Publisher:
WILEY