Problem 1-3. Using the method of joints, calculate the force in each member of the trusses shown below. State whether each member is in tension or compression.
Problem 1-3. Using the method of joints, calculate the force in each member of the trusses shown below. State whether each member is in tension or compression.
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
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Number 1

Transcribed Image Text:Problem 1- 3. Using the method of joints, calculate the force in each member of
the trusses shown below. State whether each member is in tension or compression.
1.
3.
B
6 ft
B
2 m
10 ft
A
E
D
2 m
2 m
160 kN
160 kN
Fig. P4.136
C
D
Fig. P4.132
Answers:
Answers:
4.132 PAB = 0.6P (T), PẠC = 0.8P (C),
4.136 PAB = 358 kN (T), PAD = Pde = 320 kN (C),
Ped = 160 kN (T), PBC = 537 kN (T),
PRE = 178.9 kN (C), PCE = 240 kN (C)
Рвс — 0.64Р (T), РСD — 0.48Р (C)
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