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Home ‣ Mechanical Engineering ‣ Strength of Materials Comments
  • Question

  • In case of an under-reinforced beam, the depth of actual neutral axis is __________ that of the critical neutral axis.


  • Options
  • A. same as
  • B. less than
  • C. greater than

  • Correct Answer
  • less than 

    • Strength of Materials problems

    Search Results

    • 1. When a body is subjected to a direct tensile stress (?) in one plane, then maximum normal stress occurs at a section inclined at __________ to the normal of the section.

    • Options
    • A. 0°
    • B. 30°
    • C. 45°
    • D. 90°
      • Discuss
    • 2. For no tension condition in the base of a short column of circular section, the line of action of the load should be within a circle of diameter equal to __________ of the main circle.

    • Options
    • A. one-half
    • B. one-third
    • C. one-fourth
    • D. one-eighth
      • Discuss
    • 3. The bending moment at the ends of a simply supported beam will be zero.

    • Options
    • A. Yes
    • B. No
      • Discuss
    • 4. A closely-coiled helical spring of stiffness k is cut into (n) equal parts. The stiffness in each part of the spring will be

    • Options
    • A. kn
    • B. nk
    • C. nk
    • D. nk2
      • Discuss
    • 5. A rectangular beam subjected to a bending moment is shown in the below figure. The upper layer of the beam will be in tension.

    • Options
    • A. True
    • B. False
      • Discuss
    • 6. A beam extending beyond the supports is called

    • Options
    • A. simply supported beam
    • B. fixed beam
    • C. overhanging beam
    • D. cantilever beam
      • Discuss
    • 7. The maximum shear stress developed in a beam of circular section is __________ the average shear stress.

    • Options
    • A. equal to
    • B. 4/3 times
    • C. 1.5 times
    • D. twice
      • Discuss
    • 8. A flitched beam is used to

    • Options
    • A. change the shape of the beam
    • B. effect the saving in material
    • C. equalise the strength in tension and compression
    • D. increase the cross-section of the beam
      • Discuss
    • 9. For a beam, as shown in the below figure, the deflection at C is (where E = Young's modulus for the beam material, and I = Moment of inertia of the beam section. )

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 10. In a stress-strain diagram as shown in the below figure, the curve A represents

    • Options
    • A. mild steel
    • B. soft brass
    • C. low carbon steel
    • D. cold rolled steel
      • Discuss

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