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Home ‣ Mechanical Engineering ‣ Strength of Materials Comments
  • Question

  • The strain energy stored in a spring, when subjected to maximum load, without suffering permanent distortion, is known as


  • Options
  • A. impact energy
  • B. proof resilience
  • C. proof stress
  • D. modulus of resilience

  • Correct Answer
  • proof resilience 

    • Strength of Materials problems

    Search Results

    • 1. The bending moment in the centre of a simply supported beam carrying a uniformly distributed load of w per unit length is

    • Options
    • A. zero
    • B. wl2/2
    • C. wl2/4
    • D. wl2/8
      • Discuss
    • 2. The maximum tangential stress in a thick cylindrical shell is always __________ the internal pressure acting on the shell.

    • Options
    • A. equal to
    • B. less than
    • C. greater than
      • Discuss
    • 3. A thin spherical shell of diameter (d) and thickness (t) is subjected to an internal pressure (p). The stress in the shell material is

    • Options
    • A. pd/t
    • B. pd/2t
    • C. pd/4t
    • D. pd/8t
      • Discuss
    • 4. An overhanging beam must overhang on both sides.

    • Options
    • A. Correct
    • B. Incorrect
      • Discuss
    • 5. The Rankine's theory for active earth pressure is based on the assumption that

    • Options
    • A. the retained material is homogeneous and cohesionless
    • B. the frictional resistance between the retaining wall and the retained material is neglected
    • C. the failure of the retained material takes place along a plane called rupture plane
    • D. all of the above
      • Discuss
    • 6. The given figure shows the Mohr's circle of stress for two unequal and like principal stresses (?x and ?y) acting at a body across two mutually perpendicular planes. The normal stress on an oblique section making an angle ? with the minor principle plane is given by

    • Options
    • A. OC
    • B. OP
    • C. OQ
    • D. PQ
      • Discuss
    • 7. If percentage reduction in area of a certain specimen made of material 'A' under tensile test is 60% and the percentage reduction in area of a specimen with same dimensions made of material 'B' is 40%, then

    • Options
    • A. the material A is more ductile than material B
    • B. the material B is more ductile than material A
    • C. the ductility of material A and B is equal
    • D. the material A is brittle and material B is ductile
      • Discuss
    • 8. A lap joint is always in __________ shear.

    • Options
    • A. single
    • B. double
      • Discuss
    • 9. In a beam where shear force changes sign, the bending moment will be

    • Options
    • A. zero
    • B. minimum
    • C. maximum
    • D. infinity
      • Discuss
    • 10. When a thin cylindrical shell is subjected to an internal pressure, there will be

    • Options
    • A. a decrease in diameter and length of the shell
    • B. an increase in diameter and decrease in length of the shell
    • C. a decrease in diameter and increase in length of the shell
    • D. an increase in diameter and length of the shell
      • Discuss

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