Irrigation, Waterways , Hydrology Section 7
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1) Question.
Garret's diagrams are based on
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2) Question.
A canal which is aligned at right angles to the contour is called
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3) Question.
A water shed canal
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4) Question.
The ratio of average values of shear stresses produced on the bed and the banks of a channel due to flowing water is
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5) Question.
The minimum size of stone that will remain at rest in a channel of longitudinal slope S and hydraulic mean depth R is given by
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6) Question.
According to Khosla's theory, the exit gradient in the absence of a downstream cutoff is
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7) Question.
If h is the ordinate of hydraulic gradient line above the top of the floor and G is specific gravity of floor material, then the thickness of floor is given by the formula
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8) Question.
Silt excluders are constructed on the
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9) Question.
As compared to cresr of the normal portion of weir, the crest of the undersluice portion of weir is kept at
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10) Question.
A divide wall is provided
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11) Question.
The main function of a divide wall is to
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12) Question.
Generally the weir is aligned at right angles to the direction of the main river current because
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13) Question.
If there are two canals taking off from each flank of a river, then there will be
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14) Question.
For the upstream face of an earthern dam, the most adverse condition for stability of slope is
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15) Question.
In a chute spillway, the flow is usually
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16) Question.
In case of non-availability of space due to topography, the most suitable spillway is
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17) Question.
Which of the following spillways is least suitable for an earthern dam?
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18) Question.
Coefficient of discharge of an ogee spillway
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19) Question.
The discharge passing over an ogee spillway is given by
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20) Question.
The flow of water after spilling over the weir crest in a shoot spillway and side channel spillway respectively are
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