Canal Lining – MCQ || Irrigation Engineering

Canal Lining – MCQ

1. The objectives of the canal lining are

a) To control seepage
b) To Control the growth of weeds
c) To prevent water-logging
d) All of the above
e) Only (a) and (c)

View Answer

d) All of the above

2. Which of the following type of canal lining is more suitable to control the growth of weeds

a) Cement concrete lining
b) Asphalt lining
c) Bentonite and clay lining
d) Both (a) and (c)

View Answer

a) Cement concrete lining

3. The annual depreciation charge is the ratio of

a) Initial cost / Useful life
b) Initial cost / (2 * Useful life)
c) Useful life / (Initial cost + Repair cost)
d) Useful life / Initial cost

View Answer

a) Initial cost / Useful life

The annual depreciation charge is the ratio of initial cost and the useful life

4. The lining of the canal is done to control the ____ of water

a) Salinity
b) Acidity
c) Seepage
d) All of these

View Answer

c) Seepage.

The lining of canal is done to control the seepage of water.

5. The lining which is done by concrete is called

View Answer

Concrete lining.

The lining which is done by concrete is called concrete lining.

Note: Concrete lining may be cast-in-situ or pre-cast concrete lining.

6. In ____ lining system, the cement mortar is directly laid on subgrade by using a cement gun

a) Short Crete
b) Asphalt
c) Soil-cement
d) Cement-mortar

View Answer

a) Short Crete.

In Short Crete lining system, the cement mortar is directly laid on subgrade by using a cement gun

7. Short Crete lining is also known as

a) Bentonite lining
b) Gun mortar lining
c) Gunite lining
d) None of these

View Answer

c) Gunite lining.

Short Crete lining is also known as gunite lining.

8. Lining of canal is done to prevent the ______.

View Answer

Waterlogging.

Lining of canal is done to prevent the waterlogging.

9. For small channels _______ cement lining is recommended.

View Answer

Soil.

Foe small channels soil cement lining is recommended.

Read More:

Canal Section – MCQ

Canal Fall – MCQ

10 Advantages and Disadvantages of Canal Lining

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