Question 1) E (600)тm EA EA P= 180 +a kN EA В C 0-e diagram of the bars 300 тm 300 тm 300 тm The rigid beam given in the figure is supported by three identical bars. Cross-sectional area of the bars are A=(4+a.b) cm and they are made of ideal elastic-perfectly plastic material. If a force P= (180+a) kN is applied to the beam and removed, calculate the residual stresses in each bar. (6,-240 MPa and E=210 000 MPa)

Structural Analysis
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ISBN:9781337630931
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Chapter2: Loads On Structures
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c = 4 , b = 2 , a=0

Question 1)
E
(600)mm
EA
EA
P= 180 +a kN
EA
Oy
В
C
0-e diagram of the bars
300 mm
300 тm
300 тm
The rigid beam given in the figure is supported by three identical bars. Cross-sectional area of the bars are A=(4+a.b) cm
and they are made of ideal elastic-perfectly plastic material. If a force P= (180+a) kN is applied to the beam and removed,
calculate the residual stresses in each bar. (6,=240 MPa and E=210 000 MPa)
Transcribed Image Text:Question 1) E (600)mm EA EA P= 180 +a kN EA Oy В C 0-e diagram of the bars 300 mm 300 тm 300 тm The rigid beam given in the figure is supported by three identical bars. Cross-sectional area of the bars are A=(4+a.b) cm and they are made of ideal elastic-perfectly plastic material. If a force P= (180+a) kN is applied to the beam and removed, calculate the residual stresses in each bar. (6,=240 MPa and E=210 000 MPa)
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