A steel bar has three segments with 600 mm long which is subjected to the different loads as shown in Figure Q1(b). Take E=205 GPa. (i) Determine stress in each section. (ii) Calculate the total elongation (extension) in the bar. (iii) Determine the length of the middle segment (BC) to have zero elongation of bar.
A steel bar has three segments with 600 mm long which is subjected to the different loads as shown in Figure Q1(b). Take E=205 GPa. (i) Determine stress in each section. (ii) Calculate the total elongation (extension) in the bar. (iii) Determine the length of the middle segment (BC) to have zero elongation of bar.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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A steel bar has three segments with 600 mm long which is subjected to the different
loads as shown in Figure Q1(b). Take E=205 GPa.
(i) Determine stress in each section.
(ii) Calculate the total elongation (extension) in the bar.
(iii) Determine the length of the middle segment (BC) to have zero elongation of
bar.
(iv) Determine the diameter of the segment CD to have zero elongation of the bar.
Transcribed Image Text:d=30 mm
d-15 mm
d=20 mm
80 kN
300 kN
330 kN
D
в
150 mm
200 mm
250 mm
FIGURE Q1 (b)
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