Q5 Draw the influence line for (a) the moment at B, (b) the shear at C, and (c) the vertical reaction at B. Solve this problem using the basic method. Hint: The support at A resists only a horizontal force and a bending moment. Solution (a) (b) MB Vc 1 4 8 12 ·x(m) -4 12 Fx(m) (C) By 1 4 m 0 4 4 m B 12 4 m +x(m)

Structural Analysis
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Chapter2: Loads On Structures
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Could you explain in depth how you draw the influence lines for this problem using muller Breslau’s principle. The solution is given but I’m totally lost on how to draw the graph and were did the numbers on the graphs come from.
Q5 Draw the influence line for (a) the moment at B, (b) the shear at C, and (c) the vertical
reaction at B. Solve this problem using the basic method.
Hint: The support at A resists only a horizontal force and a bending moment.
Solution
(a)
(b)
MB
Vc
O
4
8
8
12
·x(m)
-4
12
7 x(m)
(C)
By
1
0
4 m
4
C
4 m
12
B
4 m
-x(m)
Transcribed Image Text:Q5 Draw the influence line for (a) the moment at B, (b) the shear at C, and (c) the vertical reaction at B. Solve this problem using the basic method. Hint: The support at A resists only a horizontal force and a bending moment. Solution (a) (b) MB Vc O 4 8 8 12 ·x(m) -4 12 7 x(m) (C) By 1 0 4 m 4 C 4 m 12 B 4 m -x(m)
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