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  • Question

  • Two closely-coiled helical springs 'A' and 'B' are equal in all respects but the number of turns of spring 'A' is double that of spring 'B'. The stiffness of spring 'A' will be __________ that of spring 'B'.


  • Options
  • A. one-sixteenth
  • B. one-eighth
  • C. one-fourth
  • D. one-half

  • Correct Answer
  • one-half 

    • Strength of Materials problems

    Search Results

    • 1. In the below figure, stress is proportional to strain, for the portion

    • Options
    • A. from O to A
    • B. from A to C
    • C. from A to D
    • D. from D to E
      • Discuss
    • 2. For a shaft, the shear stress at a point is __________ the distance from the axis of the shaft.

    • Options
    • A. equal to
    • B. directly proportional to
    • C. inversely proportional to
      • Discuss
    • 3. The hoop stress in a thick cylindrical shell is maximum at the inner radius.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. A cantilever beam is one which is

    • Options
    • A. fixed at both ends
    • B. fixed at one end and free at the other end
    • C. supported at its ends
    • D. supported on more than two supports
      • Discuss
    • 5. A spring used to absorb shocks and vibrations is

    • Options
    • A. conical spring
    • B. torsion spring
    • C. leaf spring
    • D. disc spring
      • Discuss
    • 6. When a body is subjected to two equal and opposite forces, acting tangentially across the resisting section, as a result of which the body tends to shear off across the section, the stress and strain induced is

    • Options
    • A. tensile stress, tensile strain
    • B. compressive stress, compressive strain
    • C. shear stress, tensile strain
    • D. shear stress, shear strain
      • Discuss
    • 7. The state of stress at a point in a loaded member is shown in the below figure. The magnitude of maximum shear stress is

    • Options
    • A. 10 MPa
    • B. 30 MPa
    • C. 50 MPa
    • D. 100 MPa
      • Discuss
    • 8. Transverse fillet welds are designed for

    • Options
    • A. tensile strength
    • B. compressive strength
    • C. shear strength
    • D. bending strength
      • Discuss
    • 9. The equivalent length, of a given column with given end conditions, is the length of an equivalent column of the same material and cross-section with hinged ends, and having the value of crippling load equal to that of the given column.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. The maximum shear stress in a thin spherical shell subjected to an internal pressure (p) is zero.

    • Options
    • A. Yes
    • B. No
      • Discuss

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