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  • Question
  • According to Euler's column theory, the crippling load of a column is given by p = ?2 EI/Cl2. In the Euler's formula, the value of C for a column with one end fixed and the other end free, is


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

  • Correct Answer



  • Strength of Materials problems


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    • 1. Which of the following statement is wrong?

    • Options
    • A. In the theory of simple bending, the assumption is that the plane sections before bending remains plane after bending.
    • B. In a beam subjected to bending moment, the strain is directly proportional to the distance from the neutral axis.
    • C. At the neutral axis of a beam, the bending stress is maximum.
    • D. The bending stress in a beam is inversely proportional to the section modulus.
    • Discuss
    • 2. The design of thin cylindrical shells is based on

    • Options
    • A. hoop stress
    • B. longitudinal stress
    • C. arithmetic mean of the hoop and the longitudinal stress
    • D. geometric mean of the hoop and longitudinal stress
    • Discuss
    • 3. The breaking stress is __________ the ultimate stress.

    • Options
    • A. equal to
    • B. less than
    • C. greater than
    • Discuss
    • 4. The pull required to crush the rivet per pitch length is

    • Options
    • A. p.t.?t
    • B. d.t.?c
    • C. ?/4 x d2 x ?t
    • D. ?/4 x d2 x ?c
    • Discuss
    • 5. The unit of modulus of elasticity is same as those of

    • Options
    • A. stress, strain and pressure
    • B. stress, force and modulus of rigidity
    • C. strain, force and pressure
    • D. stress, pressure and modulus of rigidity
    • Discuss
    • 6. A simply supported beam 'A' of length l, breadth b and depth d carries a central load W. Another beam 'B' of the same dimensions carries a central load equal to 2 W. The deflection of beam 'B' will be __________ as that of beam 'A'.

    • Options
    • A. one-fourth
    • B. one-half
    • C. double
    • D. four times
    • Discuss
    • 7. The ratio of the largest load in a test to the original cross-sectional area of the test piece is called

    • Options
    • A. elastic limit
    • B. yield stress
    • C. ultimate stress
    • D. breaking stress
    • Discuss
    • 8. If the modulus of elasticity of a material is twice its modulus of rigidity, then the Poisson's ratio of the material is equal to zero.

    • Options
    • A. Correct
    • B. Incorrect
    • Discuss
    • 9. A column with maximum equivalent length has

    • Options
    • A. both ends hinged
    • B. both ends fixed
    • C. one end fixed and the other end hinged
    • D. one end fixed and the other end free
    • Discuss
    • 10. Two bars of different materials and same size are subjected to the same tensile force. If the bars have unit elongation in the ratio of 2:5, then the ratio of modulus of elasticity of the two materials will be

    • Options
    • A. 2:5
    • B. 5:2
    • C. 4:3
    • D. 3:4
    • Discuss


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