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Strength of Materials problems

  • 1. In the torsion equation Mechanical Engineering Strength of Materials: In the torsion equation the term J/R is called

  • Options
  • A. shear modulus
  • B. section modulus
  • C. polar modulus
  • D. none of these
    • Discuss
  • 2. For a beam, as shown in the below figure, the maximum deflection is Mechanical Engineering Strength of Materials: For a beam, as shown in the below figure, the maximum deflection is.
    Mechanical Engineering Strength of Materials: For a beam, as shown in the below figure, the maximum deflection is

  • Options
  • A. True
  • B. False
    • Discuss
  • 3. In order to prevent crushing of masonry at the base of the dam, the maximum stress should be __________ the permissible stress of the soil.

  • Options
  • A. equal to
  • B. less than
  • C. more than
    • Discuss
  • 4. Strain resetters are used to

  • Options
  • A. measure shear strain
  • B. measure linear strain
  • C. measure volumetric strain
  • D. relieve strain
    • 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 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
  • 7. The deformation per unit length is called

  • Options
  • A. tensile stress
  • B. compressive stress
  • C. shear stress
  • D. strain
    • Discuss
  • 8. 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
  • 9. A beam supported at its both ends is not a simply supported beam.

  • Options
  • A. True
  • B. False
    • Discuss
  • 10. 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.
  • B.
  • C.
  • D.
    • Discuss

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