QUESTION 1 angle
A truss supports the loading as shown in Figure Q1(a). Determine the magnitude of
resultant force and its angle that is acting upon the truss. Locate the distance d that
intersects the line of action of the corresponding resultant force with a line drawn through
Points A and G.
(15 marks)
+ = 12KN
o tant
'I BUL
puthn 1979864
F = 12FN custo i-
4 m
8 m
8 m
I ZEN Sin 70 J
1.2 kN
0.8KN
1 800 N
-
1.5 kN
78,97°
70
VB
VD
Faso8RN
F2 -
F3 = 1.SIN
Fly
400
0.8jKN
6 m
fo = (-1.5KN us 400 -
1.SIN sin 40 j kN)
с
IE
Gtx 4 = 0 qr
Fu = -0.9JEN
Assume R is the total
resultant force
find the equivalent force
8 m
8 m
8 m