Irrigation Water Resources Engineering QUESTIONS AND ANSWERS, simple interview question and answer in civil - irrigation engineering, Water Resources Engineer Interview Questions, Hydrology and Water Resources Engineering MCQs
81. If the critical shear stress of a channel is xc, then the average value of shear stress required to move the grain on the bank is
a) 0.5 xc
b) 0.75 TC
c) xc
d) 1.33 TC
Ans: b
82. As per Lacey's theory, the silt factor is
a) directly proportional to average par¬ticle size
b) inversely proportional to average par¬ticle size
c) directly proportional to square root of average particle size
d) not related to average particle size
Ans: c
83. Wetted perimeter of a regime channel for a discharge of 64 cumecs as per Lacey's theory will be
a) 19 m
b) 38m
c) 57m
d) 76m
Ans: b
84. Which of the following canal structures is used to remove surplus water from an irrigation channel into a natural drain ?
a) canal fall
b) canal outlet
c) canal escape
d) canal regulator
Ans: c
85. For a proportional outlet, the flexibility is
a) zero
b) between zero and 1
c) 1
d) greater than 1
Ans: c
86. The sensitivity of a rigid module is
a) zero
b) between zero and one
c) 1
d) infinity
Ans: a
87. Which of the following is a flexible outlet ?
a) submerged pipe outlet
b) Kennedy's gauge outlet
c) Gibb's outlet
d) none of the above
Ans: b
88. A straight glacis type fall with a baffle platform and a baffle wall is called
a) vertical dropfall
b) glacis fall
c) Montague type fall
d) inglis fall
Ans: d
89. Which of the following types of falls use parabolic glacis for energy dissipation ?
a) vertical drop fall
b) glacis fall
c) Montague type fall
d) inglis fall
Ans: c
90. In a Sarda type fall, rectangular crest is used for discharge upto
a) 6 cumecs
b) 10 cumecs
c) 14 cumecs
d) 20 cumecs
Ans: c
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81. If the critical shear stress of a channel is xc, then the average value of shear stress required to move the grain on the bank is
a) 0.5 xc
b) 0.75 TC
c) xc
d) 1.33 TC
Ans: b
82. As per Lacey's theory, the silt factor is
a) directly proportional to average par¬ticle size
b) inversely proportional to average par¬ticle size
c) directly proportional to square root of average particle size
d) not related to average particle size
Ans: c
83. Wetted perimeter of a regime channel for a discharge of 64 cumecs as per Lacey's theory will be
a) 19 m
b) 38m
c) 57m
d) 76m
Ans: b
84. Which of the following canal structures is used to remove surplus water from an irrigation channel into a natural drain ?
a) canal fall
b) canal outlet
c) canal escape
d) canal regulator
Ans: c
85. For a proportional outlet, the flexibility is
a) zero
b) between zero and 1
c) 1
d) greater than 1
Ans: c
86. The sensitivity of a rigid module is
a) zero
b) between zero and one
c) 1
d) infinity
Ans: a
87. Which of the following is a flexible outlet ?
a) submerged pipe outlet
b) Kennedy's gauge outlet
c) Gibb's outlet
d) none of the above
Ans: b
88. A straight glacis type fall with a baffle platform and a baffle wall is called
a) vertical dropfall
b) glacis fall
c) Montague type fall
d) inglis fall
Ans: d
89. Which of the following types of falls use parabolic glacis for energy dissipation ?
a) vertical drop fall
b) glacis fall
c) Montague type fall
d) inglis fall
Ans: c
90. In a Sarda type fall, rectangular crest is used for discharge upto
a) 6 cumecs
b) 10 cumecs
c) 14 cumecs
d) 20 cumecs
Ans: c
More Irrigation water resources engineering Questions & Answers:-
Part1 Part2 Part3 Part4 Part5 Part6 Part7 Part8 Part9 Part10
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