Irrigation Engineering - Irrigation Engineering objective questions and answers

16.  Lacy's regime condition is obtained is

   A. Silt grade in the channel is variable

   B. Discharge in the channel is variable

   C. Silt charge in the channel is variable

   D. Channel flows in unlimited, incoherent alluvium of the same character as that transported material

17.  The depth of rice route to zone is

   A. 60 cm

   B. 70 cm

   C. 80 cm

   D. 90 cm

18.  The field capacity of a soil depends upon

   A. Capillary tension is soil

   B. Porosity of soil

   C. Both A and B

   D. None of the above

19.  In Montague type fall

   A. A straight glacis is provided

   B. A circular glacis is provided

   C. A parabolic glacis is provided

   D. No glacis is provided

20.  The ratio of the rate of change of discharge of an outlet and parent channel is known as

   A. Efficiency

   B. Sensitivity

   C. Flexibility

   D. Modular limit

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