Computer · Fluid Mechanics and Hydraulics

Consider the following statements regarding hydraulic structures: P. A weir is a hydraulic structure where the majority or the entire ponding is achieved by a raised crest and a smaller part or no part by shutters. Q. A weir is a hydraulic structure made by restricting the width of the channel only. R. A barrage is a hydraulic structure made by creating a choking condition only. S. A barrage is a hydraulic structure where the majority or the entire ponding is achieved by shutters/gates and a smaller part or no part by the raised crest. Identify the correct statements: