te the force in each member of mber 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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Question
Number 3

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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