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.Management Sciences
Category: Water Management
The discharge through a rectangular channel will be maximum. if its depth is_______________?
0
A. Twice the width
B. Equal to its width
C. Half of its width
D. one-third of its with
For a perfect incompressible liquid flowing in a continuous stream, the total energy of a particle remain the same, while the liquid particle move from one point to another this statement is called ___________________?
A. Continuity Equation
B. Pascal s law
C. Bernoulli equation
D. Archimede’s principle
If E1 is the energy before the hydraulic jump and E2 is the energy after the hydraulic jump the efficiency of jump is then given by _____________________?
A. E2 – E1
B. E2 / E1
C. E1 – E2
D. E1 / E2
The resultant pressure of water on the face of dam is equal to ____________________ ?
A. 1/2 WH2
B. 1/2 WH
C. WH
D. All are correct
Permissible velocity of water flowing through concrete lined tunnel is usually __________________?
A. 3 – 4m/sec
B. 4 – 5m/sec
C. 5 – 6m/sec
D. 6 – 7m/sec
The resultant pressure of water acting at ________________________?
A. H/3
B. H/2
C. 2H/3
D. None of these
The inverted filter consists layer of materials of increasing ______________ from bottom to top?
A. Piping
B. Under mining
C. Permeability
D. Up thrust pressure
The line in a flow net which shows the direction of flow of water through a soil mass beneath dam are called _________________?
A. Equipotential lines
B. flow lines
C. Section lines
D. Streak lines
The field capacity is the water retained by a saturated soil after free drainage of surplus water to the ground water table but the water retained by a saturated soil after being centrifuged by a centrifugal force of 1000 times that of gravity is called________________?
A. Soil moisture
B. Equivalent moisture
C. Field moisture
D. Available moisture
The unit of kinetic viscosity is equivalent to ______________________?
A. cm2/sec
B. cm/sec2
C. cm/sec
D. All are correct
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