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Civil Engineering :: UPSC Civil Service Exam Questions

  1. The best design of an arch dam is when

  2. A.
    all horizontal water loads are transferred horizontally to the abutments
    B.
    the dam is safe against sliding at various levels
    C.
    the load is divided between the arches and cantilevers and the deflections at the conjugal points being equal
    D.
    the deflections of the cantilevers are equal at different points

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  3. Which one of the following is the appropriate field test for estimating the angle of shearing resistance φ of a sand deposit ?

  4. A.
    Field vane shear test
    B.
    Plate load test
    C.
    Standard penetration test
    D.
    Electrical resistivity test

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  5. In setting out a long straight line for the position of transmission towers, it is recommended that the forward point be set out with face-right and face-lett with reference to preceding point and the mean position taken. This field procedure eliminates instruments error where the

  6. A.
    trunnion axis is not perpendicular to vertical axis
    B.
    vertical axis is not perfectly vertical time of observation
    C.
    line of collimation is not perpendicular to the vertical axis
    D.
    line of collimation is not perpendicular to the horizontal axis

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  7. A vane 20 cm long and 10 cm in diameter was pressed into a soft marine clay at the bottom of a bore hole. Torque was applied gradually and failure occurred at 1000 kg cm. The cohesion of the clay in kg/cm2 is :

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  9. Which one of following is not correct for container ports ?

  10. A.
    The berth capacity is great
    B.
    Overall transit time is less
    C.
    There is minimal damage to cargo
    D.
    Minimal land is required for the marshalling area

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  11. A thin cylindrical shell of internal diameter D is subject to an internal pressure 'p'. If σy is the yield stress of the material of the cylinder, then based on the maximum shear theory, the thickness of the cylinder will be (in kg/cm2) is

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  13. A shaft of diameter 'd' is subjected to bending moment 'M' and twisting moment 'T' The developed principal stress will be

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  15. There are ten instrument staions occupied in succession during a traverse survey. An observer makes equal error in each station, the magnitude of which is δ θ in each instance at all the stations. What is the probable error of the final bearing at the end of the traverse ?

  16. A.
    ± 10 δ θ
    B.
    ± 100(δ θ)2
    C.
    ± 10 (δ θ)
    D.
    ± l0 δ θ

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  17. At a certain station, the mean of the average temperature is 25°C and mean of the maximum daily temperature is 40°C. What is the airport reference temperature (ART) ?

  18. A.
    46.6°C
    B.
    45°C
    C.
    35°C
    D.
    30°C

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  19. The area between the two isohytes 45 cm and 55 cm is 100 km2, and that between 55 cm and 65 cm is 150 km2. What is the average depth of annual precipitation over the basin of 250 km2 ?

  20. A.
    50 cm
    B.
    52 cm
    C.
    56 cm
    D.
    60 cm

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