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Civil Engineering - Irrigation

Exercise : Irrigation - Section 1
31.
The main function of a diversion head works of a canal from a river, is
to remove silt
to control floods
to store water
to raise water level
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
32.
Side slopes generally kept for canals in loam soil, are :
1 : 1 in cutting and : 1 in filling
: 1 in cutting and 2 : 1 in filling
Neither (a) nor (b)
Both (a) and (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
33.
When a canal flowing under pressure is carried below a natural drainage such that its F.S.L. does not touch the underside of the supporting structure, the structure so provided, is called
syphon
aqueduct
super passage
syphon-aqueduct.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
34.
For the conditions enumerated to provide a crossing at C1 You will probably provide
an aqueduct
a super-passage
a syphon aqueduct
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
35.
If the straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the perimeter of the canal is
R(θ + tan θ)
2R(θ + tan θ)
R(θ + cos θ)
2R(θ + cos θ)
none of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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