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 Depth of the centre of pressure is 2/3H vertically below the surface Total pressure on the surface is equal to ωx̅ Depth of the point at which total pressure acts is equal to its moment of inertia divided by Ax̅ All listed here Depth of the centre of pressure is 2/3H vertically below the surface Total pressure on the surface is equal to ωx̅ 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 If the straight sides of a triangular section of a lined canal with circular bottom of radius D, make an angle ? with horizontal, the hydraulic mean depth is D/5 D/2 D/3 D D/5 D/2 D/3 D ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering If water table is comparatively high, the irrigation canal becomes useless, due to All of these Water logging of the cultivated areas Large amount of seepage Uncertain water demand All of these Water logging of the cultivated areas Large amount of seepage Uncertain water demand ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Finally formed berms in canals are provided for Protection of banks erosion by the waves Control of seepage losses All of these Strengthening of banks Protection of banks erosion by the waves Control of seepage losses All of these Strengthening of banks ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering For cereal crops the most commonly adopted method of irrigation, is Sprinkling method Furrow method Check method Free flowing method Sprinkling method Furrow method Check method Free flowing method ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering The total capacity of a reservoir is 25 million cubic metres and dead storage is 5 million cubic metres. If the average volume of sediment deposition is 0.10 million cubic metre per year, then the usefulness of the reservoir will start reducing after 150 years 200 years 50 years 250 years 150 years 200 years 50 years 250 years ANSWER DOWNLOAD EXAMIANS APP