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Civil Engineering :: UPSC Civil Service Exam Questions

  1. The force in member 1 of the truss shown in the given figure is

  2. A.
    4T compressive
    B.
    36T tensile
    C.
    16T tensile
    D.
    20T tensile

  3. High alumina cement is produced by fusing together a mixture of

  4. A.
    limestone and bauxite
    B.
    limestone, bauxite and gypsum
    C.
    limestone, gypsum and clay
    D.
    limestone, gypsum, bauxite, clay and chalk

  5. The declination of a star is 21° 15' N at a latitude of 43° 30' N. The zenith distance at the upper culmination is

  6. A.
    22° 15'
    B.
    21° 15'
    C.
    64° 45'
    D.
    43° 30'

  7. Consider the following statements :
    Ventilation of sewer lines is necessary to
    1. avoid building up to sewer gases.
    2. ensure atmospheric pressure in the waste water surface.
    3. ensure the safety of sewer maintenance people.
    4. provide oxidation facility to sewage.
    Which of these statements are correct ?

  8. A.
    1, 2 and 4
    B.
    1, 3 and 4
    C.
    2, 3 and 4
    D.
    1, 2 and 3

  9. For fish habitat in a river, the minimum dissolved oxygen required is

  10. A.
    2 mg/l
    B.
    4 mg/l
    C.
    8 mg/l
    D.
    10 mgl

  11. A clay soil specimen when tested in unconfined condition gave an unconfined compressive strength of 100 kN/m2. A specimen of the same clay with the same initial condition is subjected to a UU triaxial test under a cell pressure of 100 kN/m2. The axial stress (in kN/m2) at failure would be

  12. A.
    150
    B.
    200
    C.
    250
    D.
    300

  13. A propped cantilever of span 4 m is fixed at A and propped at B. The beam carries a u.d.l. of 1 t/m over the entire span. The reaction at B is

  14. A.
    5/2 t
    B.
    2 t
    C.
    1 t
    D.
    3/2 t

  15. The spacing of tile drains to relieve water-logged land is directly proportional to the

  16. A.
    depth of drain below the ground surface
    B.
    depth of impervious strata from the drain
    C.
    depth of drain below the water level
    D.
    coefficient of permeability of the soil to be drained

  17. Four bolts share the load P as shown in the figure. The shearc strength of bolt is 30 kN and tension strength of bolt is 40 kN. Which one of the following is the value of P ?

  18. A.
    96 kN
    B.
    105 kN
    C.
    117 kN
    D.
    134 kN

  19. The object of chain and cross-staff survey is to
    1. locate the boundaries of an area.
    2. plot the figure to a scale.
    3. find the area of the plot.
    4. find the reduced levels of the plot.
    Which of the above statements is/are correct ?

  20. A.
    1, 2, 3 and 4
    B.
    1, 2 and 3
    C.
    1 and 2
    D.
    4 alone