Irrigation Engineering If the straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the perimeter of the canal is R (θ + tan θ) 2R (θ + cos θ) R (θ + cos θ) 2R (θ + tan θ) R (θ + tan θ) 2R (θ + cos θ) R (θ + cos θ) 2R (θ + tan θ) ANSWER DOWNLOAD EXAMIANS APP
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 Depth of the point at which total pressure acts is equal to its moment of inertia divided by Ax̅ Total pressure on the surface is equal to ωx̅ All listed here Depth of the centre of pressure is 2/3H vertically below the surface Depth of the point at which total pressure acts is equal to its moment of inertia divided by Ax̅ Total pressure on the surface is equal to ωx̅ 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 200 years 250 years 150 years 50 years 200 years 250 years 150 years 50 years ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering According to Lacey, depth of scour in a river depends upon the straightness of the reach. If D is the depth of scour in regime flow in a right angled bend, it is 1.25 D 1.50 D 1.75 D 2.00 D 1.25 D 1.50 D 1.75 D 2.00 D ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Infiltration capacity is a constant factor changes with location changes with time changes with both time and location is a constant factor changes with location changes with time changes with both time and location ANSWER DOWNLOAD EXAMIANS APP
Irrigation Engineering Lacey's equation for calculating flood discharge in rivers, is V = 10.8 R2/3 S1/3 V = 10.8 R2/3 S1/2 V = 10.8 R1/2 S1/2 V = 10.8 R1/3 S2/3 V = 10.8 R2/3 S1/3 V = 10.8 R2/3 S1/2 V = 10.8 R1/2 S1/2 V = 10.8 R1/3 S2/3 ANSWER DOWNLOAD EXAMIANS APP
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