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Home ‣ Civil Engineering ‣ Strength of Materials Comments
  • Question

  • A reinforced concrete beam is assumed to be made of


  • Options
  • A. homogeneous material
  • B. heterogeneous material
  • C. isotropic material
  • D. none of these.

  • Correct Answer
  • heterogeneous material 

    • Strength of Materials problems

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    • 1. The weakest section of a diamond riveting, is the section which passes through

    • Options
    • A. first row
    • B. second row
    • C. central raw
    • D. one rivet hole of end row.
      • Discuss
    • 2. The deflection due to couple M at the free end of a cantilever length L is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 3. The maximum twisting moment a shaft can resist, is the product of the permissible shear stress and

    • Options
    • A. moment of inertia
    • B. polar moment of inertia
    • C. polar modulus
    • D. modulus of rigidly.
      • Discuss
    • 4. The ratio of elongations of a conical bar due to its own weight and that of a prismatic bar of the same length, is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 5. The point on the celestial sphere vertically below the observer's position, is called

    • Options
    • A. zenith
    • B. celestial point
    • C. nadir
    • D. pole.
      • Discuss
    • 6. The slenderness ratio of a vertical column of a square cross-section of 2.5 cm sides and 300 cm length, is

    • Options
    • A. 200
    • B. 240
    • C. 360
    • D. 416
    • E. 500
      • Discuss
    • 7. For a simply supported beam with a central load, the bending moment is

    • Options
    • A. least at the centre
    • B. least at the supports
    • C. maximum at the supports
    • D. maximum at the centre.
      • Discuss
    • 8. For a given material Young's modulus is 200 GN/m2 and modulus of rigidity is 80 GN/m2. The value of Poisson's ratio is

    • Options
    • A. 0.15
    • B. 0.20
    • C. 0.25
    • D. 0.30
    • E. 0.40
      • Discuss
    • 9. A triangular section having base b, height h, is placed with its base horizontal. If the shear stress at a depth y from top is q, the maximum shear stress is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 10. As compared to uniaxial tension or compression, the strain energy stored in bending is only

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

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