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  • Question

  • Poisson's ratio of a material is the ratio of unit lateral strain to the unit axial elongation within its elastic limit. The value of Poisson's ratio for structural and pressure vessel steel may be taken as


  • Options
  • A. 0.01
  • B. 0.3
  • C. 0.75
  • D. 0.95

  • Correct Answer
  • 0.3 

    • More questions

    • 1. Absorption factor is defined as (where, S1 = slope of the operating line S2 = slope of the equilibrium curve)

    • Options
    • A. S2/S1
    • B. S1/S2
    • C. S1 - S2
    • D. S1 x S2
      • Discuss
    • 2. Continuous shell temperature measurement in a liquid-liquid heat exchanger is done by a

    • Options
    • A. thermocouple
    • B. reistance thermometer
    • C. mercury in glass thermometer
    • D. vapor pressure thermometer
      • Discuss
    • 3. Roof of a basic electric furnace is made of __________ bricks.

    • Options
    • A. superduty fireclay
    • B. silica
    • C. chromite
    • D. none of these
      • Discuss
    • 4. Foot valves provided in pumps are __________ valves.

    • Options
    • A. relief
    • B. three/four way
    • C. pressure reducing
    • D. directional control
      • Discuss
    • 5. Oxygen percentage in the flue gas coming out of a gaseous fuel fired furnace should be ideally about __________ percent.

    • Options
    • A. < 2
    • B. < 5
    • C. < 8
    • D. < 10
      • Discuss
    • 6. What is the Laplace transform of impulse input having magnitude 'X'?

    • Options
    • A. X
    • B. X2
    • C. 1/X
    • D. 1
      • Discuss
    • 7. Which of the following expressions defines the Baume gravity scale for liquids lighter than water?

    • Options
    • A. °Be = (140/G) - 130
    • B. °Be = 200(G-1)
    • C. °Be = 145 - (145/G)
    • D. °Be = (400/G) - 400
      • Discuss
    • 8. Which is not an acidic refractory?

    • Options
    • A. Silica
    • B. Fireclay
    • C. High alumina refractory
    • D. Carbon black
      • Discuss
    • 9. Which of the following is the best nuclear fuel?

    • Options
    • A. Np- 239
    • B. U-234
    • C. Pu-239
    • D. Th-236
      • Discuss
    • 10. Sulphuric acid mist is arrested by using a __________ scrubber.

    • Options
    • A. packed wet
    • B. hollow wet
    • C. venturi
    • D. co-current
      • Discuss

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