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  • Question

  • In a thin cylindrical shell subjected to an internal pressure p, the ratio of longitudinal stress to the hoop stress is


  • Options
  • A. 1/2
  • B. 3/4
  • C. 1
  • D. 1.5

  • Correct Answer
  • 1/2 

    • Strength of Materials problems

    Search Results

    • 1. The assumption made in Euler's column theory is that

    • Options
    • A. the failure of column occurs due to buckling alone
    • B. the length of column is very large as compared to its cross-sectional dimensions
    • C. the column material obeys Hooke's law
    • D. all of the above
      • Discuss
    • 2. A beam supported on more than two supports is called

    • Options
    • A. simply supported beam
    • B. fixed beam
    • C. overhanging beam
    • D. continuous beam
      • Discuss
    • 3. A thick pressure vessel is always used for the generation of steam, as it can withstand high pressures.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. The modulus of elasticity for mild steel is approximately equal to

    • Options
    • A. 10 kN/mm2
    • B. 80 kN/mm2
    • C. 100 kN/mm2
    • D. 210 kN/mm2
      • Discuss
    • 5. A closely-coiled helical spring is cut into two halves. The stiffness of the resulting spring will be

    • Options
    • A. same
    • B. double
    • C. half
    • D. one-fourth
      • Discuss
    • 6. The compression test is carried on __________ materials.

    • Options
    • A. ductile
    • B. brittle
    • C. malleable
    • D. plastic
      • Discuss
    • 7. The maximum shear stress is __________ the algebraic difference of maximum and minimum normal stresses.

    • Options
    • A. equal to
    • B. one-fourth
    • C. one-half
    • D. twice
      • Discuss
    • 8. In case of an over-reinforced beam, the depth of actual neutral axis is the same as that of the critical neutral axis.

    • Options
    • A. True
    • B. False
      • Discuss
    • 9. 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
    • 10. 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

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