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  • Question

  • The forces acting on the bar as shown in the given figure introduce
    The forces acting on the bar as shown in the given figure introduce compressive stress tensile stres


  • Options
  • A. compressive stress
  • B. tensile stress
  • C. shear stress
  • D. none of these.

  • Correct Answer
  • shear stress 

    • Theory of Structures problems

    Search Results

    • 1. If normal stresses due to longitudinal and transverse loads on a bar are ?1 and ?2 respectively, the normal component of the stress on an inclined plane ?° to the longitudinal load, is

    • Options
    • A. ?1 sin ? x ?2 cos ?
    • B. ?1 sin ?2 + ?2 cos2 ?
    • C.
    • D.
      • Discuss
    • 2. The moment of inertia of a rectangular section of width B and depth D about an axis passing through C.G. and parallel to its width is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 3. Slenderness ratio of a long column, is

    • Options
    • A. area of cross-section divided by radius of gyration
    • B. area of cross-section divided by least radius of gyration
    • C. radius of gyration divided by area of cross-section
    • D. length of column divided by least radius of gyration.
      • Discuss
    • 4. A masonry dam (density = 20, 000 N/m3) 6 m high, one metre wide at the top and 4 m wide at the base, has vertical water face. The minimum stress at the base of the dam when the reservoir is full, will be

    • Options
    • A. 75 N/m2
    • B. 750 N/m2
    • C. 7500 N/m2
    • D. 75000 N/m2
      • Discuss
    • 5. A steel plate d x b is sandwiched rigidly between two timber joists each D x B/2 in section. The moment of resistance of the beam for the same maximum permissible stress ? in timber and steel will be (where Young's modulus of steel is m times that of the timber).

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 6. The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a bar, is

    • Options
    • A.
    • B.
    • C. 1
    • D. 2
    • E. 3
      • Discuss
    • 7.  is the equation of Euler's crippling load if

    • Options
    • A. both at the ends are fixed
    • B. both the ends are hinged
    • C. one end is fixed and other end is free
    • D. one end is fixed and other end is hinged.
      • Discuss
    • 8. Maximum shear stress theory for the failure of a material at the elastic limit, is known

    • Options
    • A. Guest's or Trecas' theory
    • B. St. Venant's theory
    • C. Rankine's theory
    • D. Haig's theory
    • E. Von Mises's theory.
      • Discuss
    • 9. If D and d are external and internal diameters of a circular shaft respectively, its polar moment of inertia, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 10. For determining the force in the member AB of the truss shown in the given figure by method of sections, the section is made to pass through AB, AD and ED and the moments are taken about

    • Options
    • A. joint C
    • B. joint B
    • C. joint D
    • D. joint A
      • Discuss

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