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  • Question

  • A circular shaft fixed at, A has diameter D for half of its length and diameter D/2 over the other half, as shown in the below figure. If the rotation of B relative to A is 0.1 radian, the rotation of C relative to B will be
    A circular shaft fixed at, A has diameter D for half of its length and diameter D/2 over the other h


  • Options
  • A. 0.4 radian
  • B. 0.8 radian
  • C. 1.6 radian
  • D. 3.2 radian

  • Correct Answer
  • 1.6 radian 

    • Strength of Materials problems

    Search Results

    • 1. The torsional rigidity of a shaft is given by

    • Options
    • A. T/J
    • B. T/?
    • C. T/r
    • D. T/G
      • Discuss
    • 2. The maximum shear stress is equal to the radius of Mohr's circle.

    • Options
    • A. Correct
    • B. Incorrect
      • Discuss
    • 3. When a bar of length l, width b and thickness t is subjected to a push of P, its

    • Options
    • A. length, width and thickness increases
    • B. length, width and thickness decreases
    • C. length increases, width and thickness decreases
    • D. length decreases, width and tickness increases
      • Discuss
    • 4. The ratio of shear modulus to the modulus of elasticity for a Poisson's ratio of 0.4 will be

    • Options
    • A. 5/7
    • B. 7/5
    • C. 5/14
    • D. 14/5
      • Discuss
    • 5. The deformation of a bar under its own weight is __________ the deformation, if the same body is subjected to a direct load equal to weight of the body.

    • Options
    • A. equal to
    • B. half
    • C. double
    • D. quadruple
      • Discuss
    • 6. If the magnitude of direct stress and bending stress is equal, then there will be zero stress at one of the extreme ends of a column.

    • Options
    • A. Agree
    • B. Disagree
      • Discuss
    • 7. The unit of strain is

    • Options
    • A. N-mm
    • B. N/mm
    • C. mm
    • D. no unit
      • Discuss
    • 8. When a body is subjected to three mutually perpendicular stresses, of equal intensity, the ratio of direct stress to the corresponding volumetric strain is known as

    • Options
    • A. Young's modulus
    • B. modulus of rigidity
    • C. bulk modulus
    • D. Poisson's ratio
      • Discuss
    • 9. A closely coiled helical spring is of mean diameter (D) and spring wire diameter (d). The spring index is the ratio of

    • Options
    • A. 1/d
    • B. 1/D
    • C. D/d
    • D. d/D
      • Discuss
    • 10. In the below figure, __________ represents glass.

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

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