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  • Question

  • The rail section which is not used on Indian metre gauge tracks, is


  • Options
  • A. 25 R
  • B. 30 R
  • C. 35 R
  • D. 40 R

  • Correct Answer
  • 40 R 

    • More questions

    • 1. Which one of the following quantities forms the basis of radiometery?

    • Options
    • A. Radiant energy (Q)
    • B. Radiant flux (?)
    • C. Radiant intensity (I)
    • D. Radiance (L)
    • E. All of these
      • Discuss
    • 2. Which one of the following statements is correct?

    • Options
    • A. During the day, earth reflects solar radiation
    • B. During the day earth reflects both solar radiation the emission from its surface
    • C. During the night, earth emits radiation from its surface
    • D. All of these
      • Discuss
    • 3. The centre of gravity of a trapezoidal dam section whose top width is a, bottom width is b and the vertical side is a, from its vertical face is

    • Options
    • A.
    • B.
    • C.
    • D. none of these.
      • Discuss
    • 4. If a member is subjected to a tensile force P, having its normal cross-section A, the resulting shear stress in an oblique plane inclined at an angle ? to its transverse plane, is

    • Options
    • A.
    • B.
    • C.
    • D.
    • E.
      • Discuss
    • 5. Right ascension of a heavenly body is its equatorial angular distance measured

    • Options
    • A. westward from the first point of Libra
    • B. eastward from the first point of Aeries
    • C. westward from the first point of Aeries
    • D. eastward from the first point of Libra.
      • Discuss
    • 6. Reference pillars fixed on the centre line of a proposed road, provide the following information:

    • Options
    • A. reduced distance (R.D.)
    • B. horizontal distance of road from the centre line
    • C. reduced level at the top of pillar
    • D. formation level of the road
    • E. all the above.
      • Discuss
    • 7. Periodic time of a particle moving with simple harmonic motion is the time taken by the particle for

    • Options
    • A. half oscillation
    • B. quarter oscillation
    • C. complete oscillation
    • D. none of these.
      • Discuss
    • 8. Pick up the correct statement from the following:

    • Options
    • A. Continuous grading is not necessary for obtaining a minimum of air voids
    • B. The omission of a certain size of aggregate is shown by a straight horizontal line on the grading curve
    • C. The omission of a certain size of aggregate in concrete increases the workability but also increases the liability to segregation
    • D. All the above.
      • Discuss
    • 9. The C.G. of a hemisphere from its base measured along the vertical radius is at a distance of

    • Options
    • A.
    • B.
    • C.
    • D.
    • E. R/2.
      • Discuss
    • 10. Di-calcium silicate (C2S)

    • Options
    • A. hydrates rapidly
    • B. generates less heat of hydration
    • C. hardens rapidly
    • D. provides less ultimate strength to cement
    • E. has less resistance to sulphate attack.
      • Discuss

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