Determine the bending moment diagram of the frame shown in Figure 4 using the Moment Distribution Method. Support A settles by 30 mm and differential temperature is acting on the member CD. Consider E = 200 GPa, /= 6.75 x 10³ mm² for all members and coefficient of thermal expansion, a = 10-5/°C. a) Determine fixed end moments. b) Determine end moments. c) Draw bending moment diagram. 40 kN 4 m SA = 30 mm B 5 m Figure 4 C 00 wwwwwwwww +20°C -6°C 300 mm

Structural Analysis
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Chapter2: Loads On Structures
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Determine the bending moment diagram of the frame shown in Figure 4 using the Moment Distribution
Method.
Support A settles by 30 mm and differential temperature is acting on the member CD. Consider E = 200 GPa, / =
6.75 x 10³ mm4 for all members and coefficient of thermal expansion, a = 10-5/°C.
a) Determine fixed end moments.
b) Determine end moments.
c) Draw bending moment diagram.
40 kN
B
4 m
SA
= 30 mm
5 m
Figure 4
wwwwwwwww
C
+20°C -6°C
300 mm
Transcribed Image Text:Determine the bending moment diagram of the frame shown in Figure 4 using the Moment Distribution Method. Support A settles by 30 mm and differential temperature is acting on the member CD. Consider E = 200 GPa, / = 6.75 x 10³ mm4 for all members and coefficient of thermal expansion, a = 10-5/°C. a) Determine fixed end moments. b) Determine end moments. c) Draw bending moment diagram. 40 kN B 4 m SA = 30 mm 5 m Figure 4 wwwwwwwww C +20°C -6°C 300 mm
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