Determine the force in each member of the Warren truss shown in Fig. 4.19(a) by the method of joints. 15 ft5.EBD24 k30 k12 k4 at 20 ft = 80 ft(a)F6464H.481624402412 o 18203036603012 50AA, =0C48B4840D40A, = 36243012E, = 30%3D(b)FIG. 4.19

Support reaction: ∑ME=0RA×80-24×60-30×40-12×20=0RA=36 kips∑FY=036+RE-24-30-12=0RE=30 kips

Answered: 15 ft 5. E B D 24 k 30 k 12 k 4 at 20…

15 ft 5. E B D 24 k 30 k 12 k 4 at 20 ft = 80 ft (a) F 64 64 H. 48 16 24 40 24 12 o 18 20 30 36 60 30 12 50 A A, =0 C 48 B 48 40 D 40 A, = 36 24 30 12 E, = 30 %3D (b) FIG. 4.19

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

Determine the force in each member of the Warren truss shown in Fig. 4.19(a) by the method of joints.

15 ft
5.
E
B
D
24 k
30 k
12 k
4 at 20 ft = 80 ft
(a)
F
64
64
H.
48
16
24
40
24
12 o 18
20
30
36
60
30
12 50
A
A, =0
C
48
B
48
40
D
40
A, = 36
24
30
12
E, = 30
%3D
(b)
FIG. 4.19

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