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Home ‣ Mechanical Engineering ‣ Strength of Materials Comments
  • Question

  • The section modulus of a circular section about an axis through its C.G., is


  • Options
  • A. ?d2/4
  • B. ?d2/16
  • C. ?d3/16
  • D. ?d3/32

  • Correct Answer
  • ?d3/32 

    • Strength of Materials problems

    Search Results

    • 1. The strain energy stored in a body, when suddenly loaded, is __________ the strain energy stored when same load is applied gradually.

    • Options
    • A. equal to
    • B. one-half
    • C. twice
    • D. four times
      • Discuss
    • 2. In a riveted joint, when the number of rivets decreases from the inner most row to outer most row, the joint is said to be

    • Options
    • A. chain riveted
    • B. zig-zag riveted
    • C. diamond riveted
    • D. none of these
      • Discuss
    • 3. The bending equation is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 4. The polar modulus for a hollow shaft of outer diameter (D) and inner diameter (d) is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 5. In the above question, the normal stress on an oblique section will be maximum, when ? is equal to

    • Options
    • A. 0°
    • B. 30°
    • C. 45°
    • D. 90°
      • Discuss
    • 6. The hoop stress in a thin cylindrical shell is

    • Options
    • A. longitudinal stress
    • B. compressive stress
    • C. radial stress
    • D. circumferential tensile stress
      • Discuss
    • 7. Which of the following is the correct torsion equation?

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 8. The rectangular beam 'A ' has length l, width b and depth d. Another beam 'B' has the same width and depth but length is double that of 'A'. The elastic strength of beam 'B' will be __________ as compared to beam A.

    • Options
    • A. same
    • B. one-halt
    • C. one-fourth
    • D. one-eighth
      • Discuss
    • 9. A pressure vessel is said to be a thin shell when the ratio of wall thickness of the vessel to its diameter is __________ 1/10.

    • Options
    • A. equal to
    • B. less than
    • C. greater than
      • Discuss
    • 10. The strength of the shaft is judged by the torque transmitted by the shaft.

    • Options
    • A. Yes
    • B. No
      • Discuss

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