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Home ‣ Mechanical Engineering ‣ Strength of Materials Comments
  • Question

  • A column that fails due to direct stress, is called


  • Options
  • A. short column
  • B. long column
  • C. weak column
  • D. medium column

  • Correct Answer
  • short column 

    • Strength of Materials problems

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    • 1. The strength of the un-riveted or solid plate per pitch length is

    • Options
    • A. d.t.?c
    • B. p.t.?t
    • C. (p - d)t.?t
    • D. ?/2 x d2 x ?
      • Discuss
    • 2. When a body is subjected to a direct tensile stress (?), the maximum normal stress is equal to the direct tensile stress.

    • Options
    • A. Agree
    • B. Disagree
      • Discuss
    • 3. The line of intersection of the neutral layer with any normal cross-section of the beam is called neutral axis.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. For the beam shown in the below figure, the shear force diagram between A and B is

    • Options
    • A. a horizontal line
    • B. a vertical line
    • C. an inclined line
    • D. a parabolic curve
      • Discuss
    • 5. The thermal stress __________ upon the cross-sectional area of the bar.

    • Options
    • A. depends
    • B. does not depend
      • Discuss
    • 6. In a thick cylindrical shell subjected to an internal pressure (p), the maximum radial stress at the inner surface of the shell is

    • Options
    • A. zero
    • B. p (tensile)
    • C. -p (compressive)
    • D. 2p (tensile)
      • Discuss
    • 7. The tensile strength of the welded joint for double fillet is (where s = Leg or size of the weld, l = Length of weld, and ?t = Allowable tensile stress for weld metal)

    • Options
    • A. 0.5 s.l.?t
    • B. s.l.?t
    • C. 2 s.l.?t
    • D. 2.s.l.?t
      • Discuss
    • 8. A thin cylindrical shell of diameter (d) length (l) and thickness (t) is subjected to an internal pressure (p). The longitudinal stress in the shell is

    • Options
    • A. pd/t
    • B. pd/2t
    • C. pd/4t
    • D. pd/6t
      • Discuss
    • 9. When a body is subjected to bi-axial stress i.e. direct stresses (?x) and (?y) in two mutually perpendicular planes accompanied by a simple shear stress (?xy), then maximum normal stress is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 10. The horizontal thrust offered by the retaining wall on the retained material is (where w = Specific weight of the retained material, h = height of retaining wall, and (?) = Angle of repose of the retained earth)

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

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