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 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 Depth of the point at which total pressure acts is equal to its moment of inertia divided by Ax̅ ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering A 70% index of wetness means None of these rain deficiency of 30% rain excess of 30% rain deficiency of 70% None of these rain deficiency of 30% rain excess of 30% rain deficiency of 70% ANSWER DOWNLOAD EXAMIANS APP
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 (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 The optimum depth of kor watering for a rice crop, is 19.0 cm 23.0 cm 13.5 cm 17.5 cm 19.0 cm 23.0 cm 13.5 cm 17.5 cm ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The downstream expansion head of a guide bank is extended to subtend an angle at the centre, equal to 45° 90° 60° 30° 45° 90° 60° 30° ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The measure to remove water logging of land, is To increase outflow from the ground water reservoir Both (a) and (b) To reduce percolation from canals and water courses Neither (a) nor (b) To increase outflow from the ground water reservoir Both (a) and (b) To reduce percolation from canals and water courses Neither (a) nor (b) ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS