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Civil Engineering :: UPSC Civil Service Exam Questions

  1. California Bearing Ratio (CBR) is a :

  2. A.
    measure of soil strength
    B.
    method of soil identification
    C.
    measure to indicate the relative strengths of paving materials
    D.
    measure of shear strength under lateral confinement

  3. Consider the following statements :
    1. Masonry in rich cement mortar though having good strength with high shrinkage is much liable for surface cracks.
    2. Lime mortar possesses poor workability and poor water retentivity and also suffers high shrinkage.
    3. Masonry in lime mortar has better resistance against rain penetration and is less liable to crack when compared to masonry in cement mortar.
    Which of these statements are correct ?

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

  5. For a given stress, the ratio of the moment of resistance of a beam of square section when placed with one diagonal horizontal to the moment of resistance of the same beam when placed with two sides horizontal will be

  6. A.
    B.
    2
    C.
    1.414
    D.

  7. A water jet 0.02 m2 in area has a velocity of 15 m/s. If the jet impinges normally on a plate which is moving at a velocity 5 m/s in the direction of the jet, what is the force on the plate due to this impact ? (Density = 1000 kg/m3)

  8. A.
    200 N
    B.
    2000 N
    C.
    20000 N
    D.
    4000 N

  9. Which one of the following would help prevent the escape of foul sewer gases from a water closet ?

  10. A.
    Air gap
    B.
    Vent pipe
    C.
    Gulley trap
    D.
    None of the above

  11. The beam shown in the given figure has a design bending moment value of

  12. A.
    8 kNm
    B.
    6 kNm
    C.
    4 kNm
    D.
    2 kNm

  13. Length of line measured with a 20 m chain was found to be 634.4 m. If the chain was 5 cm too long, throughout the measurement, then the true length of the line is

  14. A.
    635.990 m
    B.
    635.986 m
    C.
    632.818 m
    D.
    632.814 m

  15. What does the Williot-Morr diagram yield ?

  16. A.
    Forces in members of a truss
    B.
    Moments in a fixed beam
    C.
    Reactions at the supports
    D.
    Joint displacement of a pinjointed plane frame

  17. The runway length after correcting for elevation and temperature is 2845 m. If the effective gradient on runway is 0.5 per cent, then the revised runway length will be

  18. A.
    2845 m
    B.
    2910 m
    C.
    3030 m
    D.
    3130 m

  19. Which of the following advantages accrue to the use of Articulate Dump Trucks (ADT) over Rigid Dump Trucks (RDT) for construction and earth moving work ?
    1. Higher manoeuverability
    2. Low turning radius.
    3. Lower fleet costs.
    Select the correct answer using the code given below :

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