35 kN 35 kN 4m 79.2 84 A 21 21 TB 35 84 kN 84 kN 4m 3m 56 28 EA = constant E= 200 GPa A = 1,200 mm (a) (b) Real System –F Forces 0.43 0.43 B 1 KN I kN 0.43 0.57 (c) Virtual System for Determining Agw (F, Forces) (d) Virtual System for Determining Agy (F,, Forces) FIG. 7.7 0.71 190

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Determine the horizontal and vertical components of the deflection at joint B of the truss shown in Fig. 7.7(a) by the virtual work method

35 kN
35 kN
4m
79.2
84
A
21
21
TB
35
84 kN
84 kN
4m
3m
56
28
EA = constant
E= 200 GPa
A = 1,200 mm
(a)
(b) Real System –F Forces
0.43
0.43
B 1 KN
I kN
0.43
0.57
(c) Virtual System for
Determining Agw (F, Forces)
(d) Virtual System for
Determining Agy (F,, Forces)
FIG. 7.7
0.71
190
Transcribed Image Text:35 kN 35 kN 4m 79.2 84 A 21 21 TB 35 84 kN 84 kN 4m 3m 56 28 EA = constant E= 200 GPa A = 1,200 mm (a) (b) Real System –F Forces 0.43 0.43 B 1 KN I kN 0.43 0.57 (c) Virtual System for Determining Agw (F, Forces) (d) Virtual System for Determining Agy (F,, Forces) FIG. 7.7 0.71 190
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