Related Questions

As compared to crest of the normal portion of the weir, the crest of the under sluice portion of weir is kept at
A lower level
B higher level
C same level
D any of the above depending on the design
The depth of the crest of a scouring sluice below the crest of a head regulator, is generally kept
A 0.20 m
B 1.20 m
C 2.20 m
D 3.20 m
His comments provoked a barrage of criticism. Here 'a barrage' means:
A a strom
B a violaence
C a lot
D a hatred
The ratio of the discharge over a trapezoidal crest to a rectangular crest of Sarda falls of identical parameters, is
A 1.084
B 1.074
C 1.064
D 1.054
A weir is said to be narrow-crested weir, if the width of the crest of the weir is __________ half the height of water above the weir crest.
A Equal to
B Less than
C More than
D None of these
A weir is said to be broad crested weir, if the width of the crest of the weir is ________ half the height of water above the weir crest.
A Equal to
B Less than
C More than
D None of these
The discharge passing over an ogee spillway is given by (where, L is effective length of spillway crest and H is the total head over the spillway crest including velocity head.)
A $${\text{CL}}{{\text{H}}^{\frac{3}{2}}}$$
B $${\text{CH}}{{\text{L}}^{\frac{3}{2}}}$$
C $${\text{CL}}{{\text{H}}^{\frac{5}{2}}}$$
D $${\text{CL}}{{\text{H}}^{\frac{1}{2}}}$$
The crest level of a canal diversion head work, depends upon
A F.S.L. of the canal
B Discharge perimeters
C Pond level
D All the above
If H and d are the water depth and drop in the bed level at a Sarda fall, the width B of the trapezoidal crest, is given by
A $${\text{B}} = 0.22\sqrt {{\text{H}} + {\text{d}}} $$
B $${\text{B}} = 0.33\sqrt {{\text{H}} + {\text{d}}} $$
C $${\text{B}} = 0.44\sqrt {{\text{H}} + {\text{d}}} $$
D $${\text{B}} = 0.55\sqrt {{\text{H}} + {\text{d}}} $$
The primary purpose of constructing the Farakka barrage is to ________
A Preserve and maintain navigation
B Supply drinking water
C Meet the chronic power shortage
D Bring additional areas into irrigation

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