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Civil Engineering - Irrigation

Exercise : Irrigation - Section 3
36.
Pick up the correct sequence of the part of a canal system from the following
Head work-distributary-branch canal-minor
Head works-main canal-branch canal-dis-tributary-minor
Head works-main canal-branch canal-minor-distributary
Heads works-branch canal-main canal distributary, minor.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
A counter berm is
a horizontal benching provided on the inside slope
a horizontal benching provided on the outside slope
a vertical benching provided on the outer edge of the bank
a vertical benching provided on the inner edge of the bank.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
Pick up the correct statement from the following:
Water table generally follows the ground surface above it with a few exceptions
Static level of water in an open well indicates the position of the water table
Saturated pores of a soil in the capillary zone above water table have negative pressure
At water table, hydrostatic pressure is zero
All the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
For diversion of flood water of rivers, the type of canal constructed, is
ridge canal
perennial canal
inundation canal
canal.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
To control the silt entry into a distributary at head regulator, King's vanes are provided which are the walls
of R.C.C. or steel plate 8 cm thick
of height l/3rd to l/4th the depth of water in the main canal
spaced at interval of times their heights
extending about one metre beyond a line drawn at an inclination of 2 : 1 to the axis of main canal
all the above.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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