Irrigation Engineering Mock Test 4

10%

Question 1 of 10

1. How many river training works are needed on the canal head works?

Question 1 of 10

Question 2 of 10

2. Which is the least harmful salt for agricultural soil?

Na₂CO₃

NaOH

Na₂SO₄

NaCl

Question 2 of 10

Question 3 of 10

3. What does the crop rate system may lead to?

Sufficient use of Water

Careful use of Water

Insufficient use of Water

Overutilization Water

Question 3 of 10

Question 4 of 10

4. If the salt concentration of the soil water (saturation extract) in milli-mhos/cm is in between 4.5 – 9, then what is the salinity of the soil?

Slightly saline

Highly saline

Non-saline

Medium saline

Question 4 of 10

Question 5 of 10

5. Depending on the topography of the river basin, into how many classifications the river reaches are divided?

Question 5 of 10

Question 6 of 10

6. The flood discharge in Himalayan Rivers can be great as how times the normal winter flow?

25 to 50

25 to 75

50 to 100

75 to 100

Question 6 of 10

Question 7 of 10

7. Into how many groups groynes are classified according to the function they serve?

Question 7 of 10

Question 8 of 10

8. Which weir is of recent origin and their design is based on modern concepts of sub-surface flow?

Masonry dam with a vertical drop

Gravity weir

Non-gravity weir

Concrete weir with sloping glacis

Question 8 of 10

Question 9 of 10

9. What is the difference between a weir and a barrage?

Velocity of Flow

Discharge Capacity

Storage Capacity

No Solid Obstruction

Question 9 of 10

Question 10 of 10

10. Which type of rivers can derive water from all seasons?

Himalayan Rivers

Deltaic Rivers

Tidal Rivers

Non-Himalayan Rivers

Question 10 of 10