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  • Question

  • The force in the member DE of the truss shown in below figure will be
    The force in the member DE of the truss shown in below figure will be zero 2 W tensile 2 W compressi


  • Options
  • A. zero
  • B. 2 W tensile
  • C. 2 W compressive
  • D. 4 W compressive
  • E. 4 W tensile.

  • Correct Answer
  • 2 W compressive 

    • Strength of Materials problems

    Search Results

    • 1. In a shaft rotated by a couple, the shear force varies

    • Options
    • A. from zero at the centre to a maximum at the circumference
    • B. from minimum at the centre of maximum at the circumference
    • C. from maximum at the centre to zero at the circumference
    • D. equally throughout the section
    • E. none of these.
      • Discuss
    • 2. For a given material, if E, C, K and m are Young's modulus, shearing modulus, bulk modulus and poisson ratio, the following relation does not hold good

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 3. A steel rod of 2 cm diameter and 5 metres long is subjected to an axial pull of 3000 kg. If E = 2.1 x 106, the elongation of the rod will be

    • Options
    • A. 2.275 mm
    • B. 0.2275 mm
    • C. 0.02275 mm
    • D. 2.02275 mm.
      • Discuss
    • 4. At either end of a plane frame, maximum number of possible bending moments, are

    • Options
    • A. one
    • B. two
    • C. three
    • D. four
    • E. zero.
      • Discuss
    • 5. The ratio of the tensile stress developed in the wall of a boiler in the circumferential direction to the tensile stress in the axial direction, is

    • Options
    • A. 4
    • B. 3
    • C. 2
    • D. 1
      • Discuss
    • 6. 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
    • 7. 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
    • 8. 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
    • 9. 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
    • 10. For the beam shown in below figure, the maximum positive bending moment is nearly equal to negative bending moment when L1 is equal to

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

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