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.Management Sciences
Category: Water Management
The amount of moisture content present in the air, when it is expressed as weight per unit volume is called ________________?
A. Humidity
B. Absolute Humidity
C. relative humidity
D. All are correct
Out/ of a well water is more than canal water because____________________?
A. Conveyance losses in well irrigation are less
B. Well water is clear than canal water
C. Lifting of water increase cost of well water
D. Well water is used economically
A river before its joins the sea, gets divided into small channels, thus forming a Triangular shape called __________________?
A. Unstable river
B. Deltaic river
C. Stable river
D. Degrading river
Piezometer tube is open to both ends mostly used to measure ____________________?
A. Atmospheric pressure
B. gauge pressure
C. Vacuum pressure
D. absolute pressure
To keep the Hydraulic structure safe against undermining the ________________ should be safe?
A. Exit gradient
B. Hydraulic gradient
C. Creep length
D. Critical exit gradient
A water flow available in the drains without irrigation season i.e.flow of sanitary sewage is called____________________?
A. Municipal flow
B. Dry weather flow
C. Waste water flow
D. Surface flow
The total energy line lies over the hydraulic gradient line by an amount equal to________________?
A. v2/2g
B. v2/g
C. v/2g
D. v/g
The season that starts from 1st October and ends on 31st March, runs for 182 days is called __________________?
A. Rabi season
B. Kharif season
C. Monsoon season
D. Wheat season
Velocity of flow in a sewer must be form ______________ to ?
A. 1 m / sec to 3m/ sec
B. 3m / sec to 4m/ sec
C. 4m / sec to 4.5 ml sec
D. 4.5 ml sec to 5 m/ sec
A line shown on a contour map, set out on ground between certain constant points of slope is called___________________?
A. Gradient
B. Contour gradient
C. Contour line
D. Counter interval
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