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Civil Engineering - Irrigation

Exercise : Irrigation - Section 1
46.
Pick up the correct statement from the following:
Duty of canal water is defined as the total area irrigated by the discharge averaging one unit during the base period of the duty
Duty of canal water is usually calculated at the head discharge of a channel
Duty of canal water at the head of a channel and at the outlet of a distributary, differ considerably due to progressive losses of water
Duty of canal water at the outlet of a distributary, is generally known as outlet factor or outlet discharge factor
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
47.
Water-shed line is abondened for aligning an irrigation canal if
water shed forms a sharp loop
canal has to take off from a river
towns and villages are located on the water shed line
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
48.
Pick up the incorrect statement from the following
A bank in the cross-section of a canal is provided on the right
A bank in the cross-section of a canal is provided on the left
A 'dowla' in the cross-section of a canal is provided on the left
None of these.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
49.
For a given discharge in a channel, Blench curves give the relationship between the loss of head (HL) and
specific energy up-stream
specific energy down-stream
critical depth of water down-stream
depth of water down-stream
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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