Irrigation Engineering The uplift pressure on a dam can be controlled by i) constructing cutoff under upstream face ii) constructing drainage channels bet-ween the dam and its foundation iii) by pressure grouting in foundation The corret answer is (i), (ii) and (iii) only (i) both (i) and (iii) both (i) and (ii) (i), (ii) and (iii) only (i) both (i) and (iii) both (i) and (ii) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If water table is comparatively high, the irrigation canal becomes useless, due to Uncertain water demand Water logging of the cultivated areas All of these Large amount of seepage Uncertain water demand Water logging of the cultivated areas All of these Large amount of seepage ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Irrigation canals are generally aligned along Contour line Ridge line Valley line Straight line Contour line Ridge line Valley line Straight line ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering When a canal and a drainage approach each other at the same level, the structure so provided, is Inlet and outlet A syphon An aqueduct A level crossing Inlet and outlet A syphon An aqueduct A level crossing ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The measure to remove water logging of land, is To increase outflow from the ground water reservoir To reduce percolation from canals and water courses Both (a) and (b) Neither (a) nor (b) To increase outflow from the ground water reservoir To reduce percolation from canals and water courses Both (a) and (b) Neither (a) nor (b) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Lacy's regime condition is obtained if Silt grade in the channel is variable Discharge in the channel is variable Channel flows in unlimited, incoherent alluvium of the same character as that transported material Silt charge in the channel is variable Silt grade in the channel is variable Discharge in the channel is variable Channel flows in unlimited, incoherent alluvium of the same character as that transported material Silt charge in the channel is variable ANSWER DOWNLOAD EXAMIANS APP
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