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  • Question

  • For the beam shown in below figure, the maximum positive bending moment is nearly equal to negative bending moment when L1 is equal to
    For the beam shown in below figure, the maximum positive bending moment is nearly equal to negative


  • Options
  • A. 1.0 L
  • B. 0.7 L
  • C. 0.5 L
  • D. 0.35 L.

  • Correct Answer
  • 0.35 L. 

    • Strength of Materials problems

    Search Results

    • 1. For a simply supported beam carrying uniformly distributed load W on it entire length L, the maximum bending moment is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 2. The section modulus of a rectangular light beam 25 metres long is 12.500 cm3. The beam is simply supported at its ends and carries a longitudinal axial tensile load of 10 tonnes in addition to a point load of 4 tonnes at the centre. The maximum stress in the bottom most fibre at the mid span section, is

    • Options
    • A. 13.33 kg/cm2 tensile
    • B. 13.33 kg/cm2 compressive
    • C. 26.67 kg/cm2 tensile
    • D. 26.67 kg/cm2 compressive
    • E. none of these.
      • Discuss
    • 3. Along the neutral axis of a simply supported beam

    • Options
    • A. fibres do not undergo strain
    • B. fibres undergo minimum strain
    • C. fibres undergo maximum strain
    • D. none of these.
      • Discuss
    • 4. The force in BD of the truss shown in below figure is :

    • Options
    • A. 500 kg compressive
    • B. 500 kg tensile
    • C. 1500 kg tensile
    • D. 1500 kg compressive
    • E. zero.
      • Discuss
    • 5. The force in the member DE of the truss shown in below figure will be

    • Options
    • A. zero
    • B. 2 W tensile
    • C. 2 W compressive
    • D. 4 W compressive
    • E. 4 W tensile.
      • Discuss
    • 6. Shear deflection of a cantilever of length L, cross sectional area A and shear modulus G, under a concentrated load W at its free end, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 7. In a three hinged arch, the bending moment will be zero

    • Options
    • A. at right hinge only
    • B. at left hinge only
    • C. at both right and left hinges
    • D. at all the three hinges.
      • Discuss
    • 8. The ratio of the moments of resistance of a solid circular shaft of diameter D and a hollow shaft (external diameter D and internal diameter d), is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E. none of these.
      • Discuss
    • 9. The moment diagram for a cantilever carrying a concentrated load at its free end, will be

    • Options
    • A. triangle
    • B. rectangle
    • C. parabola
    • D. cubic parabola.
      • Discuss
    • 10. The stress at which extension of a material takes place more quickly as compared to the increase in load, is called

    • Options
    • A. elastic point
    • B. plastic point
    • C. breaking point
    • D. yielding point.
      • Discuss

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