1. Canals are:
(A) Natural waterway
(B) Artificial waterway
(C) A & B both
(D) None of these
2. It is a type of canal:
(A) Lined
(B) Free board
(C) Service canal
(D) Berm
3. For cutting side slope is taken as:
(A) 1.5:1
(B) 1:1 to 1.5:1
(C) 1:1
(D) 1.5:1 to 2:1
4. Distance between toe of bank and top edge of cutting is known as:
(A) Barrow pits
(B) Berm
(C) Spoil banks
(D) All of these
5. If S1:1 is slope in cutting and S2:1 in filling, then initial width is:
(A) (S2-S1)d
(B) (S2-d)S1
(C) (S1×S2)d
(D) (S2+S1)d
6. Choose the correct statement:
(A) Berm helps the channel to attain regime condition
(B) Berm protects banks for erosion
(C) Berm provides scope for expansion
(D) All of These
7. FSL means:
(A) False Saturation level
(B) False Supply level
(C) Full saturation level
(D) Full supply level
8. Freeboard is taken for 10 to 30 m³/s:
(A) 0.50
(B) 0.75
(C) 0.60
(D) 0.90
9. Freeboard is taken for 30 to 150 m³/s:
(A) 0.90
(B) 0.60
(C) 0.75
(D) 0.50
10. Banks are provided:
(A) To keep water in a path
(B) To construct service road
(C) Both A & B
(D) None of these
11. Barrow pits should maintain the distance for small channels:
(A) 5 meters
(B) 3 meters
(C) 8 meters
(D) 10 meters
12. The depth of pits should be:
(A) Less than or equal to 1.5 m
(B) Equal to 1 m
(C) More than 1 m
(D) Less than or equal to 1 m
13. Such type of rain canal flows throughout the year:
(A) Rainy
(B) Non-perennial
(C) Perennial
(D) Power
14. Such type of rain canal flows in only one part the year:
(A) Perennial
(B) Power
(C) Rainy
(D) Non-perennial
15. Sadhnai canal connects:
(A) Panjnad Link Canal to Muzaffargarh Canal
(B) Melsi Link Canal & Tounsa
(C) Panjnad Link Canal & Chenab
(D) Melsi Link Canal to Muzaffargarh Canal
16. UCC stands for:
(A) Undefined Canal Course
(B) Underlined Canal Course
(C) Upper Chenab Canal
(D) Undefined Chenab Canal
17. LCCF stands for:
(A) Left Chenab Canal Feeder
(B) Lower Canal Course Feeder
(C) Left Chenab Course Feeder
(D) Lower Chenab Canal Feeder
18. Main canal contains the discharge:
(A) 10 and more than 10 cumecs
(B) 0.25-3 cumecs
(C) 5-10 cumecs
(D) 7 cumecs
19. Branch canal contains the discharge:
(A) 0.25-3 cumecs
(B) 5-10 cumecs
(C) 10 and more than 10 cumecs
(D) 7 cumecs
20. Distributary canal contains the discharge:
(A) 5-10 cumecs
(B) 10 and more than 10 cumecs
(C) 0.25-3 cumecs
(D) 7 cumecs
21. Canals are aligned by:
(A) Ridge canal
(B) Contour canal
(C) All of These
(D) Side slope canal
22. Choose the correct statement:
(A) Lining prevents the growth of weed
(B) All of these
(C) In lined canal velocity is high
(D) Initial cost of lined canal is high
23. For Sindh VC = ______:
(A) 0.84Dn
(B) mDn
(C) mD⁰·⁶⁴
(D) mD
24. VC stands for:
(A) Controlled velocity
(B) Critical velocity
(C) Constant velocity
(D) Contoured velocity
25. It is a condition of scouring:
V')"> (A) Vact < V
V')"> (B) None of these
V')"> (C) Vact = V
V')"> (D) Vact > V
26. It is a condition of silting:
(A) Vact = V
(B) Vact > V
(C) Vact < V
(D) None of these
27. A canal shall be in true regime if:
(A) Discharge is constant
(B) All of these
(C) Silt charge is uniform
(D) Flow is uniform
28. Canal velocity ratio = ______:
(A) V₀ / V
(B) V / V₀
(C) VC / V₀
(D) V / VC
29. For canal, 1 mile = ____________:
(A) 4000 ft
(B) 4800 ft
(C) 5000 ft
(D) 5500 ft
30. 5 R.D = ___ for canals:
(A) 5 miles
(B) 1 mile
(C) 1 ft
(D) 1000 ft