Determine all forces -0.3m R00 N/m acting on member ABC 400 N/m of the frame shown in Fig. P7-106. Fig. P7-106
Determine all forces -0.3m R00 N/m acting on member ABC 400 N/m of the frame shown in Fig. P7-106. Fig. P7-106
Chapter8: Influence Lines
Section: Chapter Questions
Problem 42P
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how to get 0.5?
Transcribed Image Text:Determine all forces
03 m-
800 N/m
acting on member ABC
400 N/m
of the frame shown
in Fig. P7-106.
03 m
Fig. P7-106
Transcribed Image Text:0.3m
0.3 m
800 N/m
400 N/m
60°
E
D
RE
0.3m
B
0.3m
75°
A,
From geometry
0.3
tan e =
0.3 tan 15°+0.3
0.3
e = tan
0.3 tan 15° +0.3
e = 38.26°
By converting uniformly varying load into point load
W = 400(0.6) +(400)(0.6)
W = 360 N
%3D
The load acting at a distance of xis
400(0.6)(0.3)+400 (0.5)(0.6)(0.4)
W
x= 0.333m
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