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  • Question

  • The shear force at a certain point on a beam changes sign from +ve value to -ve value or vice versa. The bending moment at that point will be zero.


  • Options
  • A. True
  • B. False

  • Correct Answer
  • False 

    • Strength of Materials problems

    Search Results

    • 1. The shear force at the centre of a simply supported beam with a gradually varying load from zero at both ends to w per metre at the centre, is

    • Options
    • A. zero
    • B. wl/4
    • C. wl/2
    • D. wl2/2
      • Discuss
    • 2. When a closely-coiled helical spring of mean diameter (D) is subjected to an axial load (W), the stiffness of the spring is given by

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 3. The maximum bending moment for the beam shown in the below figure, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 4. Modulus of rigidity may be defined as the ratio of

    • Options
    • A. linear stress to lateral strain
    • B. lateral strain to linear strain
    • C. linear stress to linear strain
    • D. shear stress to shear strain
      • Discuss
    • 5. 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 tangential stress is given by

    • Options
    • A. OC
    • B. OP
    • C. OQ
    • D. PQ
      • Discuss
    • 6. The capacity of a strained body for doing work on the removal of the straining force, is called

    • Options
    • A. strain energy
    • B. resilience
    • C. proof resilience
    • D. impact energy
      • Discuss
    • 7. The distance between the centres of rivets in adjacent rows of zig-zag riveted joint, is called back pitch.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. When a material is loaded within elastic limit, the material will regain its shape and size when the load is removed.

    • Options
    • A. Agree
    • B. Disagree
      • Discuss
    • 9. The critical neutral axis of a reinforced cement concrete beam is based on the principle that the neutral axis is situated at the centre of gravity of a given section.

    • Options
    • A. True
    • B. False
      • Discuss
    • 10. The limit of eccentricity for no tensile conditions for a column of circular section of diameter (d) is

    • Options
    • A. d/4
    • B. d/8
    • C. d/12
    • D. d/16
      • Discuss

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