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- Subject
- Theory of Structurescivil-engineering-mcqs › theory-of-structures
- Published
- 17 Jan 2019
- Last updated
- 28 May 2026
Explanation
The stiffness (spring constant) of a close-coiled helical spring is given by the formula k = (d⁴N) / (8D³n), where d is the wire diameter, D is the coil diameter, N is the modulus of rigidity, and n is the number of active coils.
More Theory of Structures MCQs
Practice related questions from the same subject.
- 1.What is the formula for the maximum deflection of a close-coiled helical spring?
- 2.Which of the following statements about the strains and volumetric change in a liquid-filled cylinder is correct?
- 3.What is the moment of inertia of a rectangular section with width B and depth D about an axis through its centroid and parallel to the width?
- 4.Which of the following statements is accurate regarding load and shear force relationships?
- 5.Which of the following statements is accurate?
- 6.Identify the false statement regarding the factors affecting the torsional resistance of a shaft. The torsional resistance is directly proportional to which of the following?
- 7.Which of the following statements is accurate?
- 8.The formula P = 4²EI / L² represents Euler’s critical buckling load for which of the following end conditions?
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