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Civil Engineering :: GATE Exam Questions

  1. A prestressed concrete rectangular beam of size 300 mm x 900 mm is prestressed with an initial prestressing force of 700 kN at an eccentricity of 350 mm at midspan. Stress at top of the beam due to prestress alone, in N/mm2 is

  2. A.
    46 (tension)
    B.
    2.59 (compression)
    C.
    zero
    D.
    8.64 (compression)

  3. In the plate bearing test, if the load applied is in the form of an inflated type of wheel, then this mechanism corresponds to :

  4. A.
    rigid plate
    B.
    flexible plate
    C.
    semi-rigid plate
    D.
    semi-elastic plate

  5. Water table drops by 3 m in an irrigable land of 50 hectare. If porosity and specific retention are 0.30 and 0.10 respectively, the change in storage in hectare-meter is :

  6. A.
    15
    B.
    30
    C.
    45
    D.
    60

  7. Horizontal stiffness coefficient, K11 of bar ab is given by :

  8. A.
    A E/l 2
    B.
    A E/2 1
    C.
    A E/l
    D.
    2 A E/l

  9. The downstream end of a long prismatic channel of mild slope, ends in a pool created by a dam. The resulting non-uniform water surface profile can be described as one of the following :

  10. A.
    M3 profile ending in a hydraulic jump
    B.
    M1 profile that lies above normal depth line
    C.
    M2 profile that lies between critical and normal depth lines
    D.
    M3 profile that lies between critical and normal depth lines

  11. The function of ballast in railaway tracks is to

  12. A.
    facilitate drainage
    B.
    serve as an elastic support for the track structure
    C.
    provide the necessary resilience against the dynamic effect of the loads
    D.
    all the above

  13. A soil formation through which only seepage is possible, being partly permeable and capable of giving insignificant yield, is classified as

  14. A.
    Aquifer
    B.
    Aquitard
    C.
    Aquifuge
    D.
    Aquiclude

  15. The return period for the annual maximum flood of a given magnitude is 8 years. The probability that this flood magnitude will be exceeded once during the next 5 years is

  16. A.
    0.625
    B.
    0.966
    C.
    0.487
    D.
    0.529

  17. A foundation is considered as shallow if its depth is :

  18. A.
    less than 1 metre
    B.
    greater than its width
    C.
    equal to or less than its width
    D.
    greater than 1 metre

  19. The type of surveying in which the curvature of the earth is taken into account is called

  20. A.
    Geodetic surveying
    B.
    Plane surveying
    C.
    Preliminary surveying
    D.
    Topographical surveying