Water Resources Engineering and Hydrology (3160610) MCQs

MCQs of Ground water

Showing 51 to 56 out of 56 Questions
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51.

A tube well is suitable when the subsoil formation is made up of

(a)

cracked and faulted rock
(b)

alluvium
(c)

 alluvium and various layers of sandy soil, clayey soil, and gravel
(d)

clayey soil
Answer:

Option (c)

52.

Which of the following strainer is used for shallow irrigation tube wells particularly in deltaic regions of developing countries?

(a)

 Continuous slot type of strainer
(b)

Louver type of strainer
(c)

 Pipe strainer with fine mesh jackets
(d)

Coir rope strainers
Answer:

Option (d)

53.

The appropriate life of a tubewell in India is of the order of 

(a)

1 year
(b)

 2 years
(c)

5 years
(d)

15 years
Answer:

Option (d)

54.

 Incrustation of the tubewell pipes may lead to 

(a)

reduced discharge from the tubewell
(b)

excessive discharge of sand with water
(c)

 discharge of highly alkaline water
(d)

 increased pumping rate
Answer:

Option (a)

55.

 Corrosion of tubewell pipes may cause

(a)

reduced discharge from the tubewell
(b)

excessive discharge of sand with water
(c)

discharge of highly alkaline water
(d)

increased pumping rate
Answer:

Option (b)

56.

Which of the following pump can effectively lift water under the maximum suction head of 6 to 8 meters?

(a)

A single-stage centrifugal pump
(b)

Submersible pumps
(c)

Turbine pumps
(d)

 Jet pumps
Answer:

Option (a)

Showing 51 to 56 out of 56 Questions
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