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  • Question

  • A thin cylindrical shell of diameter (d) and thickness (t) is subjected to an internal pressure (p). The ratio of longitudinal strain to volumetric strain is


  • Options
  • A. A thin cylindrical shell of diameter (d) and thickness (t) is subjected to an internal pressure (p).
  • B. A thin cylindrical shell of diameter (d) and thickness (t) is subjected to an internal pressure (p).
  • C. A thin cylindrical shell of diameter (d) and thickness (t) is subjected to an internal pressure (p).
  • D. A thin cylindrical shell of diameter (d) and thickness (t) is subjected to an internal pressure (p).

  • Correct Answer
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    • Strength of Materials problems

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    • 1. A beam supported at its both ends is not a simply supported beam.

    • Options
    • A. True
    • B. False
      • Discuss
    • 2. A vertical column has two moments of inertia (i.e. Ixx and Iyy ). The column will tend to buckle in the direction of the

    • Options
    • A. axis of load
    • B. perpendicular to the axis of load
    • C. maximum moment of inertia
    • D. minimum moment of inertia
      • Discuss
    • 3. The deformation per unit length is called

    • Options
    • A. tensile stress
    • B. compressive stress
    • C. shear stress
    • D. strain
      • Discuss
    • 4. The strain energy stored in a solid circular shaft subjected to shear stress (?) is (where C = Modulus of rigidity for the shaft material)

    • Options
    • A. x Volume of shaft
    • B. x Volume of shaft
    • C. x Volume of shaft
    • D. x Volume of shaft
      • Discuss
    • 5. A steel bar of 5 mm is heated from 15° C to 40° C and it is free to expand. The bar Will induce

    • Options
    • A. no stress
    • B. shear stress
    • C. tensile stress
    • D. compressive stress
      • Discuss
    • 6. The stress induced in a body, when suddenly loaded, is __________ the stress induced when the same load is applied gradually.

    • Options
    • A. equal to
    • B. one-half
    • C. twice
    • D. four times
      • Discuss
    • 7. When a body is subjected to two equal and opposite pushes, as a result of which the body tends to reduce its length, the stress and strain induced is compressive.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. The bending moment at a point on a beam is the algebraic __________ of all the moments on either side of the point.

    • Options
    • A. sum
    • B. difference
      • Discuss
    • 9. The simply supported beam 'A' of length l carries a central point load W. Another beam 'B' is loaded with a uniformly distributed load such that the total load on the beam is W. The ratio of maximum deflections between beams A and B is

    • Options
    • A. 5/8
    • B. 8/5
    • C. 5/4
    • D. 4/5
      • Discuss
    • 10. In a simple bending of beams, the stress in the beam varies

    • Options
    • A. linearly
    • B. parabolically
    • C. hyperbolically
    • D. elliptically
      • Discuss

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