Irrigation Engineering The uplift pressure on a dam can be controlled byi) constructing cutoff under upstream faceii) constructing drainage channels between the dam and its foundationiii) by pressure grouting in foundationThe corret answer is both (i) and (iii) both (i) and (ii) only (i) (i), (ii) and (iii) both (i) and (iii) both (i) and (ii) only (i) (i), (ii) and (iii) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For the stability of a structure against seepage pressure according to Khosla's creep theory, the critical gradient is Zero 1 0.25 0.5 Zero 1 0.25 0.5 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering According to Lacey, in regime conditions Silt is kept in suspension by vertical components of eddies Neither (a) nor (b) Entire cross-section of the channel is generated at all points by the forces normal to the Both (a) and (b) Silt is kept in suspension by vertical components of eddies Neither (a) nor (b) Entire cross-section of the channel is generated at all points by the forces normal to the Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The saturation line is the line up to which banks get saturated after the canal runs for some time. The saturation gradient in ordinary loam soil, is generally 0.20902777777778 0.16736111111111 0.084027777777778 0.12569444444444 0.20902777777778 0.16736111111111 0.084027777777778 0.12569444444444 ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Effective precipitation for a crop may be defined as Total precipitation minus the loss due to evaporation Total precipitation during the crop period Total precipitation minus the loss due to infiltration Available water stored in soil within root zone of the crop Total precipitation minus the loss due to evaporation Total precipitation during the crop period Total precipitation minus the loss due to infiltration Available water stored in soil within root zone of the crop ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering When surface of transpiration is submerged under water, then potential evapotranspiration is much less than evapotranspiration equal to evapotranspiration much more than evapotranspiration equal to or less than evapotranspi-ration much less than evapotranspiration equal to evapotranspiration much more than evapotranspiration equal to or less than evapotranspi-ration ANSWER DOWNLOAD EXAMIANS APP