Irrigation Engineering To control the silt entry into a distributary at head regulator, King's vanes are provided which are the walls Spaced at interval of 1½ times their heights Of height ⅓rd to ¼th the depth of water in the main canal Of R.C.C. or steel plate 8 cm thick All listed here Spaced at interval of 1½ times their heights Of height ⅓rd to ¼th the depth of water in the main canal Of R.C.C. or steel plate 8 cm thick All listed here ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The most suitable section of a lined canal, is Both (a) and (b) Triangular section with circular bottom for small canals None of these Trapezoidal section with rounded corners for large canals Both (a) and (b) Triangular section with circular bottom for small canals None of these Trapezoidal section with rounded corners for large canals ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Which of the following methods is used to estimate flood discharge based on high water marks left over in the past ? area-velocity method slope-area method moving boat method ultra-sonic method area-velocity method slope-area method moving boat method ultra-sonic method ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If the straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the perimeter of the canal is 2R (θ + cos θ) R (θ + tan θ) R (θ + cos θ) 2R (θ + tan θ) 2R (θ + cos θ) R (θ + tan θ) R (θ + cos θ) 2R (θ + tan θ) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The flow-mass curve is graphical representation of Discharge and time in chronological order Discharge and percentage probability of flow being equaled or exceeded Cumulative discharge, volume and time in chronological order Cumulative discharge and time Discharge and time in chronological order Discharge and percentage probability of flow being equaled or exceeded Cumulative discharge, volume and time in chronological order Cumulative discharge and time ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If A is the area of the surface, x̅ is the depth of its C.G. from the surface of the water and ω is the density of water, then All listed here Total pressure on the surface is equal to ωx̅ Depth of the centre of pressure is 2/3H vertically below the surface Depth of the point at which total pressure acts is equal to its moment of inertia divided by Ax̅ All listed here Total pressure on the surface is equal to ωx̅ Depth of the centre of pressure is 2/3H vertically below the surface Depth of the point at which total pressure acts is equal to its moment of inertia divided by Ax̅ ANSWER DOWNLOAD EXAMIANS APP
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