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Home Mechanical Engineering Strength of Materials Comments

  • Question
  • The deformation of the bar per unit length in the direction of the force is known as


  • Options
  • A. linear strain
  • B. lateral strain
  • C. volumetric strain
  • D. shear strain

  • Correct Answer
  • linear strain 


  • Strength of Materials problems


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    • 1. Parallel fillet welds are designed for bending strength.

    • Options
    • A. Agree
    • B. Disagree
    • Discuss
    • 2. When a beam is subjected to a bending moment, the strain in a layer is __________ the distance from the neutral axis.

    • Options
    • A. equal to
    • B. directly proportional to
    • C. inversely proportional to
    • D. independent of
    • Discuss
    • 3. A column of length (l) with both ends fixed may be considered as equivalent to a column of length __________ with both ends hinged.

    • Options
    • A. l/8
    • B. l/4
    • C. l/2
    • D. l
    • Discuss
    • 4. A beam of T-section is subjected to a shear force of F. The maximum shear force will occur at the

    • Options
    • A. top of the section
    • B. bottom of the section
    • C. neutral axis of the section
    • D. junction of web and flange
    • Discuss
    • 5. When a bar of length l and diameter d is rigidly fixed at the upper end and hanging freely, then the total elongation produced in the bar due to its own weight is (where w = Weight per unit volume of the bar)

    • Options
    • A.
    • B.
    • C.
    • D.
    • Discuss
    • 6. In watches, the spring is used to absorb shocks and vibrations.

    • Options
    • A. Yes
    • B. No
    • Discuss
    • 7. The relation between Young's modulus (E), shear modulus (C) and bulk modulus (K) is given by

    • Options
    • A.
    • B.
    • C.
    • D.
    • Discuss
    • 8. Which of the following statement is correct?

    • Options
    • A. A continuous beam has only two supports at the ends.
    • B. A uniformly distributed load spreads uniformly over the whole length of a beam.
    • C. The bending moment is maximum where shear force is maximum.
    • D. The maximum bending moment of a simply supported beam of length l with a central point load W is Wl/8.
    • Discuss
    • 9. A rod is enclosed centrally in a tube and the assembly is tightened by rigid washers. If the assembly is subjected to a compressive load, then

    • Options
    • A. rod is under compression
    • B. tube is under compression
    • C. both rod and tube are under compression
    • D. tube is under tension and rod is under compression
    • Discuss
    • 10. Modulus of resilience is the proof resilience per unit volume of a material.

    • Options
    • A. Correct
    • B. Incorrect
    • Discuss


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