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  • Question

  • A rectangular log of wood is floating in water with a load of 100 N at its centre. The maximum shear force in the wooden log is


  • Options
  • A. 50 N at each end
  • B. 50 N at the centre
  • C. 100 N at the centre
  • D. none of these.

  • Correct Answer
  • 100 N at the centre 

    • Strength of Materials problems

    Search Results

    • 1. The maximum load to which a fillet joint of length L can be subjected to, is

    • Options
    • A. 0.7 x S x fillet size x L
    • B. 2 x S x fillet size x L
    • C. permissible shear stress x fillet size x L
    • D.
    • E. none of these.
      • Discuss
    • 2. The section modulus of a rectangular section is proportional to

    • Options
    • A. area of the section
    • B. square of the area of the section
    • C. product of the area and depth
    • D. product of the area and width
    • E. half moment of inertia of the section.
      • Discuss
    • 3. Columns of given length, cross-section and material have different values of buckling loads for different end conditions. The strongest column is one whose

    • Options
    • A. one end is fixed and other end is hinged
    • B. both ends are hinged or pin jointed
    • C. one end is fixed and the other end entirely free
    • D. both the ends are fixed
    • E. none of the these.
      • Discuss
    • 4. The bending moment at C of a portal frame shown in below figure is

    • Options
    • A. 8 t-m
    • B. 4 t-m
    • C. 28 t-m
    • D. 16 t-m
    • E. zero.
      • Discuss
    • 5. If Z and I are the section modulus and moment of inertia of the section, the shear force F and bending moment M at a section are related by

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 6. For a beam of uniform strength keeping its depth constant, the width will vary in proportion to

    • Options
    • A. bending moment (M)
    • B. M
    • C. M2
    • D. none of these.
      • Discuss
    • 7. The width of a beam of uniform strength having a constant depth d length L, simply supported at the ends with a central load W is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 8. The ratio of the maximum deflection of a cantilever beam with an isolated load at its free end and with a uniformly distributed load over its entire length, is

    • Options
    • A. 1
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 9. For a cantilever with a uniformly distributed load W over its entire length L, the maximum bending moment is

    • Options
    • A. WL
    • B. WL
    • C. WL
    • D. W2L
    • E. WL2
      • Discuss
    • 10. The width b and depth d of a beam cut from a wooden cylindrical log of 100 cm diameter for maximum strength are :

    • Options
    • A. b = 57.73 cm d = 81.65 cm
    • B. b = 81.65 cm d = 57.73 cm
    • C. b = 50.00 cm d = 50.00 cm
    • D. b = 40.00 cm d = 80.00 cm
    • E. b = 30.00 cm d = 60.00 cm.
      • Discuss

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