A. H/3
B. H/2
C. 2H/3
D. None of these
Related Mcqs:
- 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 - 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 - Specific weight of a liquid is defined as the weight per unit volume at standard Temperature & pressure therefore specific weight of water of water is equal to ____________ kg/m3 in MKS system ?
A. 990
B. 995
C. 999
D. 1000 - In high floods, to avoid spilling of flood water over the gates, a wall is provided from pond level to high Flood level. This wall spans for the entire length of regulator, rest on piers, sustain water pressure by its weight called_____________________?
A. Retaining wall
B. Divide wall
C. Breast wall
D. Cantilever wall - A water rise takes place on down stream of sloping glacis, when a stream of water moving with high velocity and low depth strikes another stream of flow moving with low velocity and high depth, such breakage in water surface is called______________?
A. Water wave
B. Water tide
C. Hydraulic jump
D. Afflux - A water pool is designed on the down stream of the hydraulic structure to dissipate the energy of falling water by providing a water cushion called ______________________?
A. Water pool
B. Cistern
C. Down stream pond
D. Water cushion - The water evaporates from paddy surfaces to the atmosphere in the form of water vapours, these water vapours get collected in the atmosphere and behave & like_________________?
A. Water
B. Snow
C. Ice particles
D. Gas - Water logging caused by ____________ water, which during excessive irrigation percolates down and join under ground water table?
A. Capillary
B. Hygroscopic
C. Gravity
D. Free - Total energy line (T.E.L) represents the sum of ________________________?
A. Pressure head + kinetic head and datum head
B. Velocity head + kinetic head + datum head
C. Velocity head + potential head + datum head
D. The energy head + potential head + datum head - The difference between saturation vapour pressure and actual vapour pressure at a constant temperature is called ___________________?
A. Saturation vapour pressure
B. Actual vapour pressure
C. Saturation deficit
D. Partial pressure
