Home / Civil Engineering / UPSC Civil Service Exam Questions :: Section 1

Civil Engineering :: UPSC Civil Service Exam Questions

  1. A particle of mass 3 kg moving in a straight line decelerates uniformly from a speed of 40 m/s to 20 m/s in a distance of 300 m. Before it comes to rest, it will travel a further distance pf

  2. A.
    10 m
    B.
    20 m
    C.
    50 m
    D.
    100 m

    View Answer

    Workspace

    Discuss Discuss in Forum


  3. For designing end bearing piles of square cross-section in clays having average unconfmed compressive strength of 6 t/m2, the net ultimate bearing capacity may be taken as

  4. A.
    15 t/m2
    B.
    18 t/m2
    C.
    20 t/m2
    D.
    27 t/m2

    View Answer

    Workspace

    Discuss Discuss in Forum


  5. The side AD of the square block ABCD as shown in the given figure is fixed at the base and it is under a state of simple shear causing shear stress τ and shear strain π, where The distorted shape is AB'C'D. The diagonal strain (linear) will be

  6. A.
    B.
    C.
    φ2
    D.
    φ

    View Answer

    Workspace

    Discuss Discuss in Forum


  7. Consider the following statements :
    Collision diagram is used to
    1. study accident pattern
    2. eliminate accidents
    3. determine remedial measures
    4. make statistical analysis of accidents
    Of these statements :

  8. A.
    1 and 2 are correct
    B.
    1 and 3 are correct
    C.
    3 and 4 are correct
    D.
    2 and 4 are correct

    View Answer

    Workspace

    Discuss Discuss in Forum


  9. Consider the following statements :
    1. An ascending gradient of 1 in 100 meets an ascending gradient of 1 in 120 to form a Valley curve.
    2. A falling gradient of 1 in 25 meets a falling gradient of 1 in 50 to form a summit curve.
    3. The length of summit curve is determined on the basis of head light sight distance.
    Which one of the statements given above is/are correct ?

  10. A.
    1 and 2
    B.
    2 and 3
    C.
    1 and 3
    D.
    2 only

    View Answer

    Workspace

    Discuss Discuss in Forum


  11. The rectangular block shown in the given figure is subjected to pure shear to intensity 'q'. If BE represents the i principal plane and the principal stresses are σ1, σ2 ; then the values of θ, σ1 and σ2 will be respectively.

  12. A.
    θ°, 90°; + q and - q
    B.
    30°, 120°; + q and - q
    C.
    45°, 135°; + and
    D.
    45°, 135°; + q and - q

    View Answer

    Workspace

    Discuss Discuss in Forum


  13. The maximum energy stored at elastic limit of a material is called

  14. A.
    resilience
    B.
    proof resilience
    C.
    modulus of resilience
    D.
    bulk resilience

    View Answer

    Workspace

    Discuss Discuss in Forum


  15. If the pressure carried by a CBR specimen at 2.5 mm penetration is 3.5 N/mm2, the CBR of the soil is

  16. A.
    10%
    B.
    35%
    C.
    50%
    D.
    70%

    View Answer

    Workspace

    Discuss Discuss in Forum


  17. A close-coiled helical spring with n coils, mean radius R and diameter d is subjected to an axial load W. What is the compression in the spring ?

  18. View Answer

    Workspace

    Discuss Discuss in Forum


  19. Activated sludge is the

  20. A.
    resultant sludge removable from the aeration unit
    B.
    sludge settled in the humus tank
    C.
    sludge in the secondary tank post-aeration rich in microbial mass
    D.
    sludge.in the secondary tank post aeration, rich in nutrients.

    View Answer

    Workspace

    Discuss Discuss in Forum