A. Down stream to up stream
B. Up stream to down stream
C. Top to bottom
D. Bottom to top
Related Mcqs:
- When the weight of weir balances the up lift pressure caused by the head of the water seeping below the weir bed is called ___________________?
A. Cippollite weir
B. Broad crested weir
C. Gravity weir
D. Non-gravity weir - According to Khosla’s theory of seepage, the Exit gradient depends upon ____________________?
A. width /depth ratio
B. depth /width ratio
C. Length /depth ratio
D. depth /Length ratio - 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 - Mostly the hydraulic structures founded on ____________ soils fails because of undermining and uplift pressure?
A. Stable
B. Rocky
C. Impermeable
D. Permeable - Khosla provided a seepage theory for design of Hydraulic structures called________________?
A. Theory of seepage
B. Method of independent variables
C. Method of cutoffs
D. Creep theory - 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 - Wilting point is that limit after that the crop starts feeding up and no water is available for plant, this point occurs after _________________?
A. 30% water available
B. 25% water available
C. 20% water available
D. All are correct - 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
