1. A vertical post (AB) is fixed in a concrete foundation and held at the top by two cables (fixed-pinned). The post is a hollow steel tube with E = 207 GPa, S = 250 MPa, an outer diameter of 40 mm, and a S₁ thickness of 3 mm. The cables are tightened equally by turnbuckles. If a safety factor of 3.5 is in the cables? (You can use the desired, what is the maximum allowable tensile force T allowed equation for p derived in class) 0 40 mm Cable Ast Steel tube Turnbuckle 2.1 m 2.0 m- -2.0 m

Mechanics of Materials (MindTap Course List)
9th Edition
ISBN:9781337093347
Author:Barry J. Goodno, James M. Gere
Publisher:Barry J. Goodno, James M. Gere
Chapter11: Columns
Section: Chapter Questions
Problem 11.4.8P: A vertical post AB is embedded in a concrete foundation and held at the top by two cables (see...
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1. A vertical post (AB) is fixed in a concrete foundation and held at the top by two cables (fixed-pinned).
The post is a hollow steel tube with E = 207 GPa, S = 250 MPa, an outer diameter of 40 mm, and a
S₁
thickness of 3 mm. The cables are tightened equally by turnbuckles. If a safety factor of 3.5 is
in the cables? (You can use the
desired, what is the maximum allowable tensile force T
allowed
equation for p derived in class)
0
40 mm
Cable
Ast
Steel tube
Turnbuckle
2.1 m
2.0 m-
-2.0 m
Transcribed Image Text:1. A vertical post (AB) is fixed in a concrete foundation and held at the top by two cables (fixed-pinned). The post is a hollow steel tube with E = 207 GPa, S = 250 MPa, an outer diameter of 40 mm, and a S₁ thickness of 3 mm. The cables are tightened equally by turnbuckles. If a safety factor of 3.5 is in the cables? (You can use the desired, what is the maximum allowable tensile force T allowed equation for p derived in class) 0 40 mm Cable Ast Steel tube Turnbuckle 2.1 m 2.0 m- -2.0 m
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