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Questions and Answers
What is the primary factor that can lead to the failure of a long thin structure under compressive load?
What is the primary factor that can lead to the failure of a long thin structure under compressive load?
- Material fatigue due to cyclic loading
- Excessive tensile stress
- Shear stress exceeding material limits
- Buckling caused by lateral instability (correct)
Which failure mode is most relevant for a mast subjected to compressive forces?
Which failure mode is most relevant for a mast subjected to compressive forces?
- Bending failure under transverse loads
- Fatigue failure from repeated loading
- Elastic buckling due to compression (correct)
- Torsional failure at joints
When considering the design of a mast, which aspect is crucial in preventing failure under compressive load?
When considering the design of a mast, which aspect is crucial in preventing failure under compressive load?
- Increasing weight to enhance stability
- Minimizing all lateral loads at the base
- Choosing a thicker material to prevent bending
- Optimizing the height-to-base ratio (correct)
In a compressive load scenario, which characteristic of a mast can contribute to its failure?
In a compressive load scenario, which characteristic of a mast can contribute to its failure?
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What design principle is vital to ensure the stability of a mast under compressive loads?
What design principle is vital to ensure the stability of a mast under compressive loads?
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