Civil Engineering MCQAE Level Civil Engineering
Thin-walled cylinder: internal pressure p, diameter D, wall thickness t. Hoop (circumferential) stress:
Strength of MaterialsHoop Stress FormulaEASY
Choose the correct answer
A
pD/(4t)
B
pD/(2t)
C
pt/D
D
2pD/t
Correct Answer
B. pD/(2t)
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Hoop stress σh=pD/(2t)=pr/t; twice the longitudinal stress.
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