Home / Civil Engineering / Irrigation Engineering :: section-1

Civil Engineering :: Irrigation Engineering

  1. Which of the following canal structures is used to remove surplus water from an irrigation channel into a natural drain ?

  2. A.

     canal fall

    B.

     canal outlet

    C.

     canal escape

    D.

     canal regulator

    View Answer

    Workspace

    Discuss Discuss in Forum


  3. The sensitivity of a rigid module is

  4. A.

     zero

    B.

     between zero and one

    C.

     1

    D.

     infinity

    View Answer

    Workspace

    Discuss Discuss in Forum


  5. In a syphon aqueduct

  6. A.

     Drainage passes over the canal and F.S.L. of the canal is below the bottom of the drainage trough

    B.

     Drainage passes over the canal and F.S.L. of the canal is above the bottom of the drainage trough

    C.

     Canal passes over the drainage and H.F.L. of the drainage is above the bottom of the canal trough

    D.

     Canal passes over the drainage and H.F.L. of the drainage is below the bottom of the canal trough

    View Answer

    Workspace

    Discuss Discuss in Forum


  7. For an annual flood series arranged in descending order of magnitude, the return for a magnitude listed at position period m in a total data N is

  8. A.

     N/(m+l)

    B.

     m/(N+l)

    C.

     m/N

    D.

     (N+l)/m

    View Answer

    Workspace

    Discuss Discuss in Forum


  9. The width of a dowla is generally kept between 30 to 60 cm and its height above the road level should invariably be more than

  10. A.

     10 cm

    B.

     20 cm

    C.

     30 cm

    D.

     40 cm

    View Answer

    Workspace

    Discuss Discuss in Forum


  11. The ratio of the discharge over a trapezoidal crest to a rectangular crest of Sarda falls of identical parameters, is

  12. A.

     1.084

    B.

     1.074

    C.

     1.064

    D.

     1.054

    View Answer

    Workspace

    Discuss Discuss in Forum


  13. A fall in a canal bed is generally provided, if

  14. A.

     Ground slope exceeds the designed bed slope

    B.

     Designed bed slope exceeds the ground slope

    C.

     Ground slope is practically the same as the designed bed slope

    D.

     None of these

    View Answer

    Workspace

    Discuss Discuss in Forum


  15. As compared to gravity dams, earthen dams

  16. A.

     are costlier

    B.

     are less susceptible to failure

    C.

     require sound rock foundations

    D.

     require less skilled labour

    View Answer

    Workspace

    Discuss Discuss in Forum


  17. Bed bars in a canal are provided

  18. A.

     To watch the general behavior of canal

    B.

     To measure the discharge

    C.

     To raise the supply level

    D.

     To control the silting

    View Answer

    Workspace

    Discuss Discuss in Forum


  19. The depth of water required to bring the soil moisture content of a given soil upto its field capacity is called

  20. A.

     hygroscopic water

    B.

     equivalent moisture

    C.

     soil moisture deficiency

    D.

     pellicular water

    View Answer

    Workspace

    Discuss Discuss in Forum