Irrigation Engineering (3170609) MCQs

MCQs of DISTRIBUTION WORKS

Showing 31 to 40 out of 73 Questions
31.

 Which type of canal need syphons?

(a)

Side Slope Canal

(b)

Contour Canal

(c)

Watershed Canal

(d)

 Field Channel

Answer:

Option (c)

32.

 If a looping is present in the ridge line they how can that area be irrigated with?

(a)

Distributary

(b)

Tributary

(c)

Weir

(d)

Canal

Answer:

Option (a)

33.

Loss of canal discharge occurs mainly due to?

(a)

Seepage and Percolation

(b)

Percolation and Absorption

(c)

Seepage and Evaporation

(d)

 Seepage and Absorption

Answer:

Option (c)

34.

Which of the following factor do not affect seepage loss?

(a)

Underground water-table condition

(b)

The porosity of the soil

(c)

 Physical properties of the canal water

(d)

Prevailing wind velocity in the region

Answer:

Option (d)

35.

 In which of the following phenomenon there is a continuous direct flow between the canal and the underground water table?

(a)

Absorption

(b)

Seepage

(c)

Percolation

(d)

 Both Absorption and Percolation

Answer:

Option (c)

36.

 Which of the following factor have no influence on evaporation loss?

(a)

The temperature of the region

(b)

Prevailing wind velocity in the region

(c)

Area of water surface exposed to the atmosphere

(d)

The porosity of the soil

Answer:

Option (d)

37.

 In the phenomenon of Absorption, the extent of saturation goes on increasing from the ground level below the soil with depth.

(a)

 True

(b)

 False

Answer:

Option (b)

38.

 According to Etcheverry and Harding, the range of conveyance loss is highest in which soil?

(a)

Sandy Loam

(b)

Loose sandy soil

(c)

Clay Loam

(d)

Rocks

Answer:

Option (b)

39.

 According to Etcheverry and Harding, the range of conveyance loss is highest in which soil?

(a)

Sandy Loam

(b)

Loose sandy soil

(c)

Clay Loam

(d)

Rocks

Answer:

Option (b)

40.

Which of the following empirical formula is used in Punjab for calculating channel losses?

(a)

Q’ = 1.9 Q1/6

(b)

Q’ = 1/200 x (B+D)2/3

(c)

 Q’ = 1.9 Q

(d)

Q’ = 1/200 x (B-D)2/3

Answer:

Option (a)

Showing 31 to 40 out of 73 Questions