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Civil Engineering :: UPSC Civil Service Exam Questions

  1. A cantilever truss with joints labelled as 1, 2, and 3 is shown in the given figure. It carries a - vertical load of 10 kN at joint 2.

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  3. A short bar element of uniform cross-section is subjected to concentrated axial forces at its two ends. The longitudinal stress distribution on the cross-section is uniform at

  4. A.
    all sections
    B.
    the two ends only
    C.
    the mid-section only
    D.
    sections reasonably away from the two ends of the bar

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  5. When power shovels are operated under different site conditions (in terms of material handled), what is the correct sequence in the increasing order of the ouput for the following materials ?
    1. Well - blasted rock
    2. Hard and tough clay
    3. Poorly blasted rock
    4. Moist loam or sand
    Select the correct answer using the code given below :

  6. A.
    1 - 2 - 3 - 4
    B.
    1 - 4 - 3 - 2
    C.
    4 - 2 - 3 - 1
    D.
    4 - 3 - 1 - 2

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  7. In a saturated clay layer undergoing consolidation with single drainage at its top, the pore water pressure would be the maximum at its

  8. A.
    top
    B.
    middle
    C.
    bottom
    D.
    top as well as the bottom

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  9. A flownet constructed to determine the seepage through an earth dam which is homogeneous but anisotropic, gave four flow channels and sixteen equipotential drops. The coefficients of permeability in the horizontal and vertical directions are 4 x 10-7 m/s and 1.0 x 10-7 m/s, respectively. If the storage head was 20 m, then the seepage per unit length of the dam (in m3/s) would be

  10. A.
    5 x 10-7
    B.
    10 x 10-7
    C.
    20 x 10-7
    D.
    40 x 10-7

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  11. A roaring rail has which one of the following defects ?

  12. A.
    Split on head of rail
    B.
    Minute depression and waves on the surface of rails
    C.
    Split on web portion of rail
    D.
    Square cracks on the surface of rail

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  13. While aligning a hill road with a ruling gradient of 1 in 20, horizontal curve of radius 80 m is encountered. The compensated gradient on the curve will be

  14. A.
    1 in 15
    B.
    1 in 17
    C.
    1 in 25
    D.
    1 in 27

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  15. Stratification of water with depth in reservoir (with free surface) is based on temperature. The dark stagnant cooler water layer is known as

  16. A.
    Epilimnion
    B.
    Hypolimnion
    C.
    Metalimnion
    D.
    Boundary

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  17. The following steps are involved in arriving at a unit hydrograph.
    1. Estimating the surface runoff in depth.
    2. Estimating the surface runoff in volume.
    3. Separation of base flow.
    4. Dividing surface runoff ordinates by depth of runoff.
    The correct sequence of the steps is :

  18. A.
    3 2 1 4
    B.
    2 3 4 1
    C.
    3 1 2 4
    D.
    4 3 2 1

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  19. What type of vibrator is used for concreting thin section as well as heavily reinforced section?

  20. A.
    Vibrating needle
    B.
    Internal vibrator
    C.
    Surface vibrator
    D.
    Form vibrator

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