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  • Question

  • Stress may be expressed in Newtons


  • Options
  • A. per millimetre square (N/mm2)
  • B. per centimetre square (N/cm2)
  • C. per metre square (N/m2)
  • D. none of these.

  • Correct Answer
  • per millimetre square (N/mm2) 

    • Theory of Structures problems

    Search Results

    • 1. In the truss shown in the given figure, the force in member BC is

    • Options
    • A. 100 t compressive
    • B. 100 t tensile
    • C. zero
    • D. indeterminate
      • Discuss
    • 2. A material is said to be perfectly elastic if

    • Options
    • A. it regains its original shape on removal of the load
    • B. It regains its original shape partially on removal of the load
    • C. it does not regain its original shape at all
    • D. none of these.
      • Discuss
    • 3. A material may fail if

    • Options
    • A. maximum principal stress exceeds the direct stress ?0
    • B. maximum strain exceeds
    • C. maximum shear stress exceeds
    • D. total strain energy exceeds
    • E. all the above.
      • Discuss
    • 4. The ratio of the deflections of the free end of a cantilever due to an isolated load at l/3rd and 2/3rd of the span, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 5. The force in BF of the truss shown in given figure, is

    • Options
    • A. 4t tension
    • B. 4t compression
    • C. 4.5t tension
    • D. 4.5t compression
    • E. zero.
      • Discuss
    • 6. Pick up the correct statement from the following:

    • Options
    • A. The point of intersection of the bending axis with the cross section of the beam, is called shear centre
    • B. For I sections, the shear centre coincides with the centroid of the cross section of the beam
    • C. For channels, the shear centre does not concide its centroid
    • D. Bending loads should pass through the shear centre to avoid twisting
    • E. All the above.
      • Discuss
    • 7. The force in AD of the truss shown in given figure, is

    • Options
    • A. 4.0t compression
    • B. 3.0t compression
    • C. 0.5t compression
    • D. 0.5t tension
    • E. zero.
      • Discuss
    • 8. The radius of gyration of a section of area A and least moment of inertia I about the centroidal axis, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 9. A simply supported beam carries varying load from zero at one end and w at the other end. If the length of the beam is a, the maximum bending moment will be

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 10. There are two hinged semicircular arches A, B and C of radii 5 m, 7.5 m and 10 m respectively and each carries a concentrated load W at their crowns. The horizontal thrust at their supports will be in the ratio of

    • Options
    • A. 1 : 1 1/2 : 2
    • B. 2 : 1 1/2 : 1
    • C. 1 : 1 : 2
    • D. none of these.
      • Discuss

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