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  • Question

  • A thick cylindrical shell having ro and ri as outer and inner radii, is subjected to an internal pressure (p). The maximum tangential stress at the inner surface of the shell is


  • Options
  • A. A thick cylindrical shell having ro and ri as outer and inner radii, is subjected to an internal pre
  • B. A thick cylindrical shell having ro and ri as outer and inner radii, is subjected to an internal pre
  • C. A thick cylindrical shell having ro and ri as outer and inner radii, is subjected to an internal pre
  • D. A thick cylindrical shell having ro and ri as outer and inner radii, is subjected to an internal pre

  • Correct Answer
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    • More questions

    • 1. If a number of forces are acting at a point, their resultant is given by

    • Options
    • A. (?V)2 + (?H)2
    • B.
    • C. (?V)2 +(?H)2 +2(?V)(?H)
    • D.
      • Discuss
    • 2. The wet bulb depression indicates __________ humidity of the air.

    • Options
    • A. absolute
    • B. relative
    • C. specific
      • Discuss
    • 3. The work ratio of simple gas turbine cycle depends upon

    • Options
    • A. maximum cycle temperature
    • B. minimum cycle temperature
    • C. pressure ratio
    • D. all of these
      • Discuss
    • 4. Nimonic contains __________ percentage of nickel as that of Inconel.

    • Options
    • A. same
    • B. less
    • C. more
      • Discuss
    • 5. The discharge through an external mouthpiece is given by (where a = Cross-sectional area of the mouthpiece, and H = Height of liquid above the mouthpiece)

    • Options
    • A. 0.855 a2gH
    • B. 1.855 aH2g
    • C. 1.585 a2gH
    • D. 5.85 aH2g
      • Discuss
    • 6. The factor considered for evaluation of machinability is

    • Options
    • A. cutting forces and power consumption
    • B. tool life
    • C. type of chips and shear angle
    • D. all of these
      • Discuss
    • 7. In an impulse turbine, the jet of water impinges on the bucket with a low velocity and after flowing over the vanes, leaves with a high velocity.

    • Options
    • A. True
    • B. False
      • Discuss
    • 8. The starting system includes

    • Options
    • A. a battery, a starter, and an ignition switch
    • B. a battery, a distributor, and an ignition switch
    • C. a battery, a starter, and a distributor
    • D. a distributor, a starter, and an ignition switch
      • Discuss
    • 9. 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
    • 10. Brass is an alloy of

    • Options
    • A. copper and zinc
    • B. copper and tin
    • C. copper, tin and zinc
    • D. none of these
      • Discuss

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