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- Subject
- Strength of Materialsmechanical-engineering-mcqs › strength-of-materials-mechanical-engineering-mcqs
- Published
- 25 Jan 2019
- Last updated
- 28 May 2026
Explanation
Young's modulus is an intrinsic property of a material and does not depend on the wire's dimensions such as radius or length. Therefore, changing the radius will not affect the value of Young's modulus.
More Strength of Materials MCQs
Practice related questions from the same subject.
- 1.Up to which point does Hooke's law remain valid?
- 2.What is the unit of Young's modulus?
- 3.When a body is subjected to equal and opposite forces that attempt to stretch it, the resulting stress is known as______________________?
- 4.What is the modulus of rigidity defined as the ratio of?
- 5.How does the ultimate tensile strength of mild steel compare to its ultimate compressive strength?
- 6.When a thin mild steel wire is subjected to gradually increasing loads in equal steps until it fractures, how does the extension change with the applied loads?
- 7.How is the tensile strength of a material calculated during a tensile test?
- 8.What is the amount of elongation in a wire relative to its original length when the applied stress equals the Young's modulus?
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