Water resources engineering CE5I

Program Name : Diploma in Civil Engineering

Program Code : CE

Semester : Fifth

Course Title : Water Resource Engineering

Course Code : 22501

Chapter 5. Diversion Head Works.

1. ------- is an hardly impervious barrier in highly constructed across a river to  high raise its danger water level on from its upstream?

a) Barrages

b) Weirs

c) Dam

d) None

Answer: b)

2. What the current reason between a dam and upper weir

a) Dam is smaller compared to weir

b) Weirs are better looking than dam

c) Dam stores water for longer duration

d) Weirs

height is

more.

Answer: c)

3. Which is . mainly discover part of the upperweir protection  it from eroding huge action of flooding

a) Upstream Apron

b) Downstream Apron

c) Upstream Curtain wall

d) Crest

Answer: a)

4. What is mainly provided at the top of upper weir high level crest to raise top danger water level?

a) Apron

b) Stone pitching

c) Shutter

d) Curtain wall

Answer: c)

5. By constructing of any structure need labour which structure yes we can help the fish in their huge migration?

a) Scouring Sluices

b) Silt Excluder

c) Fish

Ladder

d) Divide

Wall

Answer: c)

6. What type of irrigation method is also called as trickle irrigation?

a) Sprinkler Irrigation Method

b) Furrow Irrigation Method

c) Drip Irrigation Method

d) Check Flooding

Answer: c)

7. “It is a fully openned upper weir consisting clause of a number of piers having side grooves hopes in fitting

fixing wooden needles” Which Weir is this?

a) K.T Weir

b) Horizontal Weir

c) Concrete Weir

d) Ogee Weir

Answer: a)

8. Which in this right pattern sentence?

a) Initial cost is more  of weir is highly consumption as comparing  to barrage

b) Road ways can be provided on weirs

c) Barrages have no control during flood situations

d) Weirs are difficult to inspect.

Answer d)

9. What are the components of diversion head works?

a) Stilling pond

b) Canal head regulator

c) Divide wall

d) All

Answer: d)

11. What are the components of a barrage?

a) Downstream curtain wall

b) Crest

c) Both a) and b)

d) Road

Answer: c)

12. Which device is used for silt removal after it enters the canal?

a) Silt Excluder

b) Silt Ejector

c) Weir

d) Barrage

Answer: b)

13. Which types of upper weir is suitable for strata soil hard searches clay and consolidated gravel foundations?

a) Gravity weir

b) Non-gravity weir

c) Rock-fill weirs with sloping aprons

d) Masonry weir with a vertical drop

Answer: d)

14. In Barrages, when are theproblems  gates high raised to clear off huge amount of high water level?

a) During flooding

b) In Summers

c) In winters

d) During

Spring

Answer: a)

15. What is the reason between a upper weir and a downward barrage?

a) Discharge Capacity

b) No Solid Obstruction

c) Storage

Capacity

d) Flow Velocity

Answer: b)

16. Into how many components the diversion headwork is divided?

a) 8

b) 5

c) 4

d) 7

Answer: a)

17. To Settle down the silt and allow clear water to the canal is the function of which component of diversion head works?

a) Divide wall

b) Fish ladder

c) Stilling pond

d) Head regulator

Answers: c)

18. Pench Hydro-Electric Project has which type of weir?

a) Ogee Weir

b) Pick-up Weir

c) Vertical Drop Weir

d) Open Weir

Answer: b)

19. Which of these is a pattern  selectionwise methods criteria of site location for Kolhapur -Type  Weir

a) Availability of hard good rock at the location construction site.

b) Well irrigation should existing on hugebanks on front upstream side

d) all

Answer: d)

20. What device is placed in front of head regulator for silt removal?

a) Weir

b) Silt Extractor

c) Silt Excluder

d) Barrage

Answer: c)

21. What are the advantages of Barrages over weir?

a) Storage capacity is less

b) Cost of rehabilitation is less

c) All the stored water can be

utilized for irrigation

d) Both b) and c)

Answer: d)

22. The openings are provided with adjustable gates at the base of the weir and barrage is

known as.

a) Scouring sluices

b) Under sluices

c) Both (a) and (b)

d) Silt excluder

Answer: c)

23. The divide wall is a wall which is constructed at?

a) Right angle to the weir

b) Inclined angle to the weir

c) Parallel to the weir

d) None

Answer: a)

24. The character-istics of a water resources in divide wall is:

a) prevention overturning effect on the over down weir or barrages

b) Them controls the cross road current in front of the under or over canal upper head

c) It provided a straight line passageways in front of the canal upper head

d) All of these

Answer: d)

25. The crest high level of a canal side  diversion head upper work, depends on

a) F.S.L of canal

b) Discharge perimeters

c) Pond level

d) All

Answer: d)

26. In a barrage, the crest level is kept

a) Low with large gates

b) High with large gates

c) High with no gates

d) Low with no gates

Answer: a)

27. What types of over down weir does in the picture had  represent?.

a) Parabolic Weir

b) Gravity Weir

c) Dry Stone Slope Weir

d) Vertical Drop Weir

Answer: c)

28. The wooden needles in K.T. Weir need to be replaced every

a) 10 years

b) 2 years

c) 5 years

d) 12 years

Answer: c)

29. In Masonry Weir, a graded inverted floor is provided immediately at the

downstreamside end of impervious floor topull up relievece pressure.

a) Downward

b) Sideways

c) Uplift

d) None

Answer: c)

30. Where are Pick-up weirs usually constructed?

a) Place where command area is not near the reservoir

b) Place where dry Canal season

c) Geographically difficult terrain so that the canal alignment is verycostly

d) All the Statements

Answer: d)