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  • Question

  • A simply supported beam 'A' of length l, breadth b and depth d carries a central point load W. Another bream 'B' has the same length and breadth but its depth is doubled. The deflection of beam 'B' will be double as compared to beam 'A'.


  • Options
  • A. Correct
  • B. Incorrect

  • Correct Answer
  • Incorrect 

    • Strength of Materials problems

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    • 1. The layer at the centre of gravity of the beam as shown in the below figure, will be

    • Options
    • A. in tension
    • B. in compression
    • C. neither in tension nor in compression
      • Discuss
    • 2. Whenever some external system of forces acts on a body, it undergoes some deformation. As the body undergoes some deformation, it sets up some resistance to the deformation. This resistance per unit area to deformation, is called

    • Options
    • A. strain
    • B. stress
    • C. pressure
    • D. modulus of elasticity
      • Discuss
    • 3. When a bar is subjected to a change of temperature and its deformation is prevented, the stress induced in the bar is

    • Options
    • A. tensile stress
    • B. compressive stress
    • C. shear stress
    • D. thermal stress
      • Discuss
    • 4. The bending moment on a section is maximum where shear force is

    • Options
    • A. minimum
    • B. maximum
    • C. changing sign
    • D. zero
      • Discuss
    • 5. The relation between modulus of elasticity (E) and modulus of rigidity (C) is given by

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss
    • 6. A body is subjected to a direct tensile stress (?) in one plane. The shear stress is maximum at a section inclined at __________ to the normal of the section.

    • Options
    • A. 45° and 90°
    • B. 45° and 135°
    • C. 60° and 150°
    • D. 30° and 135°
      • Discuss
    • 7. The strain energy stored in a hollow circular shaft of outer diameter (D) and inner diameter (d) subjected to shear stress is

    • Options
    • A. x Volume of shaft
    • B. x Volume of shaft
    • C. x Volume of shaft
    • D. x Volume of shaft
      • Discuss
    • 8. In spring balances, the spring is used

    • Options
    • A. to apply forces
    • B. to measure forces
    • C. to absorb shocks
    • D. to store strain energy
      • Discuss
    • 9. The compressive strength of brittle materials is __________ its tensile strength.

    • Options
    • A. equal to
    • B. less than
    • C. greater than
      • Discuss
    • 10. When a body is subjected to a direct tensile stress (?x) in one plane accompanied by a simple shear stress (?xy ), the minimum normal stress is

    • Options
    • A.
    • B.
    • C.
    • D.
      • Discuss

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