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  • Question

  • The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a bar, is


  • Options
  • A. The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a b
  • B. The ratio of the stresses produced by a suddenly applied load and by a gradually applied load on a b
  • C. 1
  • D. 2
  • E. 3

  • Correct Answer
  • 2 

    • Theory of Structures problems

    Search Results

    • 1. The forces acting on the bar as shown in the given figure introduce

    • Options
    • A. compressive stress
    • B. tensile stress
    • C. shear stress
    • D. none of these.
      • Discuss
    • 2. 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
    • 3. 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
    • 4. 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
    • 5. 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
    • 6.  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
    • 7. 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
    • 8. 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
    • 9. 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
    • 10. If a concrete column 200 x 200 mm in cross-section is reinforced with four steel bars of 1200 mm2 total cross-sectional area. Calculate the safe load for the column if permissible stress in concrete is 5 N/mm2 and Es is 15 Ec

    • Options
    • A. 264 MN
    • B. 274 MN
    • C. 284 MN
    • D. 294 MN
    • E. None of these.
      • Discuss

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