P5.15 A two-tier system to repair bridges is supported by two steel cables for each platform (Figure P5.15). All the support cables have a diameter of 12.5 mm. Assume the applied loads are at the midpoint of each platform. Determine how much each cable stretches at points A-D. 3.5 2.25 m 1 kN 4.5 m 4.8 h 1.75 kN
P5.15 A two-tier system to repair bridges is supported by two steel cables for each platform (Figure P5.15). All the support cables have a diameter of 12.5 mm. Assume the applied loads are at the midpoint of each platform. Determine how much each cable stretches at points A-D. 3.5 2.25 m 1 kN 4.5 m 4.8 h 1.75 kN
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:P5.15
A two-tier system to repair bridges is supported by two steel cables for each
platform (Figure P5.15). All the support cables have a diameter of 12.5 mm.
Assume the applied loads are at the midpoint of each platform. Determine how
much each cable stretches at points A-D.
3.5
2.25 m
1 kN
4.5 m
1.75 kN
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STEP 1: DISTRIBUTION OF LOADS:
VIEWSTEP 2: DETERMINATION OF ELONGATION IN CABLE "A"
VIEWSTEP 3: DETERMINATION OF ELONGATION IN CABLE "B":
VIEWSTEP 4: DETERMINATION OF ELONGATION IN CABLE "C"
VIEWSTEP 5: DETERMINATION OF ELONGATION IN CABLE "D"
VIEWSTEP 6: FINAL ELONGATIONS IN CABLE "A","B","C" AND "D"
VIEW
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