Irrigation Questions

• If H and d are the water depth and drop in the bed level at a Sarda fall, the width B of the trapezoidal crest, is given by
• The most suitable location of a canal head work, is
• Canals constructed for draining off water from water logged areas, are known
• The velocity of drainage water in the barrels of a syphon-aqueduct, is normally limited to
• The state of the soil when plants fail to extract sufficient water for their requirements, is
• In a barrage, the crest level is kept
• A deficit of sediments in flowing water may cause a river
• The width of a meander belt is the transverse distance between
• Bed bars in a canal are provided
• Pick up the correct statement from the following:
• Trial procedure of canal design by Kennedy's theory is based upon the equation
• If straight sides of a triangular section of a lined canal with circular bottom of radius R, make an angle θ with horizontal, the area of its cross-section, is
• An outlet which maintains a constant discharge irrespective of fluctuation in the water levels of the supplying channel or water course, is known as
• A minimum of 90 cm free board is provided if the discharge in the canal is between
• The length and width of a meander and also the width of the river, vary roughly as
• The Lacey's regime velocity is proportional to
• For a unique design of a channel by Kennedy's theory
• Pick up the correct statement from the following:
• The ratio of the discharge over a trapezoidal crest to a rectangular crest of Sarda falls of identical parameters, is
• If A is the area of the surface, x is the depth of its C.G. from the surface of the water and ω is the density of water, then