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 Depth of the point at which total pressure acts is equal to its moment of inertia divided by Ax̅ Depth of the centre of pressure is 2/3H vertically below the surface Total pressure on the surface is equal to ωx̅ All listed here Depth of the point at which total pressure acts is equal to its moment of inertia divided by Ax̅ Depth of the centre of pressure is 2/3H vertically below the surface Total pressure on the surface is equal to ωx̅ All listed here ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering When surface of transpiration is submerged under water, then potential evapotranspiration is much more than evapotranspiration equal to or less than evapotranspi-ration equal to evapotranspiration much less than evapotranspiration much more than evapotranspiration equal to or less than evapotranspi-ration equal to evapotranspiration much less than evapotranspiration ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The measure to remove water logging of land, is To reduce percolation from canals and water courses To increase outflow from the ground water reservoir Neither (a) nor (b) Both (a) and (b) To reduce percolation from canals and water courses To increase outflow from the ground water reservoir Neither (a) nor (b) Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Seepage through foundation in an earthen dam is controlled by providing chimney drain impervious cut off horizontal blanket rock toe chimney drain impervious cut off horizontal blanket rock toe ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering With the increase in the quantity of water supplied, the yield of most crops increases upto a certain limit and then becomes constant increases continuously decreases continuously increases upto a certain limit and then decreases increases upto a certain limit and then becomes constant increases continuously decreases continuously increases upto a certain limit and then decreases ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering To estimate the magnitude of a flood with a return period of T years, Gumbel’s distribution method requires the following data pertaining to annual flood seriesi) mean valueii) standard deviationiii) length of recordiv) coefficient of skewThe correct answer is (i),(ii) and (iii) (i), (ii), (iii) and (iv) (i) and (ii) (i), (ii) and (iv) (i),(ii) and (iii) (i), (ii), (iii) and (iv) (i) and (ii) (i), (ii) and (iv) ANSWER DOWNLOAD EXAMIANS APP