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  • Question

  • The ratio of tangential and normal components of a stress on an inclined plane through ?° to the direction of the force, is :


  • Options
  • A. sin ?
  • B. cos ?
  • C. tan ?
  • D. cos ?
  • E. sec ?

  • Correct Answer
  • tan ? 

    • Theory of Structures problems

    Search Results

    • 1. A body is said to be in equilibrium if

    • Options
    • A. it moves horizontally
    • B. it moves vertically
    • C. it rotates about its C.G.
    • D. none of these.
      • Discuss
    • 2. In the truss shown in given figure the force in member DC is

    • Options
    • A. 100 t compressive
    • B. 100 t tensile
    • C. zero
    • D. indeterminate
      • Discuss
    • 3. The normal and tangential components of stress on an inclined plane through ?° to the direction of the force, will be equal if ? is

    • Options
    • A. 45°
    • B. 30°
    • C. 60°
    • D. 90°
      • Discuss
    • 4. The horizontal thrust on the ends of a two hinged semicircular arch of radius R carrying

    • Options
    • A. a uniformly distributed load ? per unit run over its right half span, is
    • B. a uniformly distributed load ? per unit run over its entire span is
    • C. a distributed load varying from zero at the left end to ? per unit horizontal run at the right end, is
    • D. all the above.
      • Discuss
    • 5. A cantilever of length L is subjected to a bending moment M at its free end. If EI is the flexural rigidity of the section, the deflection of the free end, is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 6. Pick up the correct statement from the following:

    • Options
    • A. The moment of inertia is calculated about the axis about which bending takes place
    • B. If tensile stress is less than axial stress, the section experiences compressive stress
    • C. If tensile stress is equal to axial stress, the section experiences compressive stress
    • D. If tensile stress is more than axial stress, some portion of the section experiences a tensile stress
    • E. All the above.
      • Discuss
    • 7. In the truss shown in given figure, the force in member BD is

    • Options
    • A. 100 t compressive
    • B. 100 t tensile
    • C. zero
    • D. indeterminate
      • Discuss
    • 8. A two hinged parabolic arch of span l and rise h carries a load varying from zero at the left end to ? per unit run at the right end. The horizontal thrust is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 9. The equivalent length is of a column of length L having both the ends fixed, is

    • Options
    • A. 2L
    • B. L
    • C.
    • D.
      • Discuss
    • 10. The deflection of a uniform circular bar of diameter d and length l, which extends by an amount e under a tensile pull W, when it carries the same load at its mid-span, is

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

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