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Civil Engineering :: Irrigation Engineering

  1. The ratio of the average load to the installed capacity of the plant whose reserve capacity is zero will be equal to

  2. A.

     Load factor

    B.

     Plant factor

    C.

     Utilization factor

    D.

     Both (A) and (B)


  3. The useful moisture of soil, is equal to its

  4. A.

     Field capacity

    B.

     Saturation capacity

    C.

     Moisture content at permanent wilting point

    D.

     Difference between filed capacity and permanent wilting point within the root zone of plants


  5. The uplift pressure on the roof of an inverted syphon, is maximum when

  6. A.

     Drain in running dry

    B.

     Canal is running dry

    C.

     Canal is running with F.S.L.

    D.

     Drain is running with H.F.L.


  7. The water face of the guide banks, is protected by

  8. A.

     One men stone pitching

    B.

     Two man stone pitching

    C.

     Three man stone pitching

    D.

     Four man stone pitching


  9. The length and width of a meander and also the width of the river, vary roughly as

  10. A.

     Square root of the discharge

    B.

     Discharge

    C.

     Square of the discharge

    D.

     Cube of the discharge


  11. Wetted perimeter of a regime channel for a discharge of 64 cumecs as per Lacey’s theory will be

  12. A.

     19m

    B.

     38m

    C.

     57m

    D.

     76m


  13. A counter berm is

  14. A.

     A horizontal benching provided on the inside slope

    B.

     A horizontal benching provided on the outside slope

    C.

     A vertical benching provided on the outer edge of the bank

    D.

     A vertical benching provided on the inner edge of the bank


  15. The uplift pressure on the face of a drainage gallery in a dam is taken as

  16. A.

     hydrostatic pressure at toe

    B.

     average of hydrostatic pressure at toe and heel

    C.

     two-third of hydrostatic pressure at toe plus one-third of hydrostatic pressure at heel

    D.

     none of the above


  17. A deep well

  18. A.

     is always deeper than a shallow well

    B.

     has more discharge than a shallow well

    C.

     is weaker structurally than a shallow well

    D.

     both (A) and (B)


  19. The most suitable section of a lined canal, is

  20. A.

     Triangular section with circular bottom for small canals

    B.

     Trapezoidal section with rounded corners for large canals

    C.

     Both (A) and (B)

    D.

     None of these