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.Management Sciences
Category: Irrigation, Water Resources Engineering and Hydrology
Which of the following spillways is least suitable for an earthen dam ?
A. ogee spillway
B. chute spillway
C. side channel spillway
D. shaft spillway
A river bend characterized by silting_______________?
A. scouring on concave side
B. silting on convex side
C. scouring on convex side and on concave side
D. scouring on concave side and silting on convex side
The forces, which are considered for the analysis of an elementary profile of a gravity dam under empty reservoir condition, are________________?
1) Water pressure
2) Self weight
3) Uplift
4) Pressure due to earthquake
The correct answer is
A. Only (2)
B. (1), (2) and (3)
C. (1), (2) and (4)
D. (1), (2), (3) and (4)
For supplying water to rabi crop, kharif crop and sugarcane, the channel is designed for a capacity equal to the greater of the water requirement of_______________?
A. rabi or kharif
B. rabi and kharif or sugarcane
C. rabi and sugarcane or kharif and sugarcane
D. rabi or kharif or sugarcane
Which of the following is a non-recording raingauge ?
A. tipping bucket type raingauge
B. Simon’s raingauge
C. Steven’s weighing type raingauge
D. floating type raingauge
In a Sarda type fall, rectangular crest is used for discharge upto______________?
A. 6 cumecs
B. 10 cumecs
C. 14 cumecs
D. 20 cumecs
The total capacity of a reservoir is 25 million cubic metres and dead storage is 5 million cubic metres. If the average volume of sediment deposition is 0.10 million cubic metre per year, then the usefulness of the reservoir will start reducing after_________________?
A. 50 years
B. 150 years
C. 200 years
D. 250 years
For the upstream face of an earthen dam, the most adverse condition for stability of slope is_______________?
A. sudden drawdown
B. steady seepage
C. during construction
D. sloughing of slope
Vertical drop fall is satisfactory for a height upto ___________?
A. 0.5 m
B. 1.5 m
C. 3.5 m
D. 5.0 m
Optimum depth of kor watering for rice is______________?
A. 135 mm
B. 165 mm
C. 190 mm
D. 215 mm
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