1000+ Irrigation Engineering GATE Questions and Answers - 1

Question: 1

Which one of the following is the wrong statement about a head regulator?

(A) controls the supplies entering the off take channel

(B) controls entry of silt into off take channel

(C) serves as a meter for measuring discharge

(D) when the water level in main channel is low, it helps in heading up water

Ans: D

when the water level in main channel is low, it helps in heading up water

Question: 2

The best technique of water distribution in the field that can be used for all types of soils and for widely different topographies and slopes is

(A) free flooding

(B) furrow irrigation method

(C) border flooding

(D) sprinkler irrigation method

Ans: D

sprinkler irrigation method

Question: 3

By adopting lining canals in new projects

(A) storage and diversion capacity may be reduced

(B) earthwork can be reduced

(C) number of canal structures can be reduced

(D) all the above

Ans: D

all the above

Question: 4

In tube well irrigation system the best method of pricing is

(A) volumetric method

(B) crop rate system

(C) flat rate pricing

(D) any of the above

Ans: A

volumetric method

Question: 5

Infiltration rate is always

(A) equal or more than the infiltration capacity

(B) equal to or less than the infiltration capacity

(C) less than the infiltration capacity

(D) more than the infiltration capacity

Ans: B

equal to or less than the infiltration capacity

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