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  • Question

  • The ratio of maximum shear stress developed in a rectangular beam and a circular beam of the same cross-sectional area is


  • Options
  • A. 2/3
  • B. 3/4
  • C. 1
  • D. 9/8

  • Correct Answer
  • 9/8 

    • Strength of Materials problems

    Search Results

    • 1. The stiffness of a closely-coiled helical spring is __________ proportional to number of turns.

    • Options
    • A. directly
    • B. inversely
      • Discuss
    • 2. In the below figure, the plastic range occurs

    • Options
    • A. before point A
    • B. beyond point A
    • C. between points A and D
    • D. between points D and E
      • Discuss
    • 3. The planes, which carry no shear stress, are known as principal planes.

    • Options
    • A. True
    • B. False
      • Discuss
    • 4. Within elastic limit, shear stress is __________ shear strain.

    • Options
    • A. equal to
    • B. less than
    • C. directly proportional to
    • D. inversely proportional to
      • Discuss
    • 5. The maximum bending moment of a simply supported beam of span l and carrying a point load W at the centre of beam, is

    • Options
    • A. Wl/4
    • B. Wl/2
    • C. Wl
    • D. Wl2/4
      • Discuss
    • 6. A beam of triangular section is placed with its base horizontal. The maximum shear stress occurs at

    • Options
    • A. apex of the triangle
    • B. mid of the height
    • C. centre of gravity of the triangle
    • D. base of the triangle
      • Discuss
    • 7. The shear stress at the centre of a circular shaft under torsion is

    • Options
    • A. zero
    • B. minimum
    • C. maximum
    • D. infinity
      • Discuss
    • 8. At the neutral axis of a beam, the shear stress is

    • Options
    • A. zero
    • B. minimum
    • C. maximum
    • D. infinity
      • Discuss
    • 9. The product of Young's modulus (E) and moment of inertia (I) is known as

    • Options
    • A. modulus of rigidity
    • B. bulk modulus
    • C. flexural rigidity
    • D. torsional rigidity
      • Discuss
    • 10. The actual neutral axis of a reinforced cement concrete beam is based on the principle that the moment of areas of compression and tension zones at the neutral axis are equal.

    • Options
    • A. Agree
    • B. Disagree
      • Discuss

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