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.Management Sciences
Category: Water Management
Water logging caused by ____________ water, which during excessive irrigation percolates down and join under ground water table?
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A. Capillary
B. Hygroscopic
C. Gravity
D. Free
Hydrology is the science which deals with the depletion and recharge of water resources yearly therefore. its knowledge is a must to _________________ properly the water resources?
A. Develop
B. Manage
C. Remodel
D. Rehabilitate
The process to dilute the available salts from root Zone by providing simply canal water is known as __________________?
A. Reclamation
B. Leaching
C. Recultivation
D. de-salting
Friction head loss in open channels is determined by_________________?
A. Chezy’s formula
B. Darcy weisbach equation
C. Kutter’s formula
D. Pilot tube
The hydraulic structures like dams, barrages constructed on permeable foundations are likely to fail due to ___________________?
A. Piping
B. Crushing
C. Sliding
D. All the above
Water application efficiency increases if the plot to be irrigated is__________________?
A. Circular
B. Square
C. Rectangle
D. All are correct
When FSL of the canal is sufficiently below the bottom of the drain, so that water flows freely under gravity, such structures is called_____________________?
A. Syphon
B. Syphon – Aqueduct
C. Super-passage
D. Canal-syphon
A module or outlet in which discharge depends upon the difference of head between distributary and the water course is called ___________________?
A. Non-modular
B. Modular
C. Semi-modular
D. Rigid module
The depth of flow at which the energy is maximum is called ____________________?
A. Super critical depth
B. Sub-critical depth
C. Critical depth
D. All are correct
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