Math Problem Statement
A copper column of annular cross section has a cuter diameter of 15 ft and is subjected to a force of 45 kips. The allowable compressive stress is 300 lb/ft2. What would be the wall thickness?
Solution
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Math Problem Analysis
Mathematical Concepts
Compressive Stress
Annular Cross Section
Area of an Annulus
Unit Conversion
Formulas
Compressive Stress Formula: σ = P / A
Area of an Annulus: A = π(R_outer^2 - R_inner^2)
Theorems
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Suitable Grade Level
College Level (Engineering/Physics)
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