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<br />y <br />! <br />> <br />f <br /> <br />T vPES OF F,,-ow <br /> <br />STEADY FLow <br /> <br />Depth. of flow does not cho..n.je. or it <br />co.\'\. be Q.ssume.d to be. c.o"st~l"\t dLlT'inj <br />the. time. inte.Y"vo.l uncle'!'" conr.ide.ro..hon" <br /> <br />UNSTEADY FLOW <br />De.pth c.h.Q.n~e.s with time <br /> <br />", <br /> <br />UN.I.FORM <br /> <br />:Pe.p th <br />section <br /> <br />FLOW <br /> <br />of flow is the. <br />o~ the cho..l'\nel <br /> <br />SQ.me a.t eve.\"~ <br /> <br />VA~r.E.P FLOw <br />Depth. of flow chQ.n~es a.JO'l\~ the. <br />Jen~ th of the. c.hQ.nne.l" <br /> <br />Stead~ ' un;foT'tn flovJ is 0.1"\. icle.a.I'"%.e..J c.on.ce.pt of <br />open. c.ho.nne.\ flow wh"c.h. seldom oc.curs I~ no.tLlra.1 <br />c.ha.nl'\e.\s. I-fowe.ve.r -Po'!'" most pt'a.ct..c.o..\ hi~ hWQ~ <br />a.ppJic.:"'tions J the ~J~w is steo.cl~ Q.nd c.h....l'\~es <br />in width I de.pth. 0,," dil'"t.c:.tic>r'\ a.re. s14ffic.ie.l'\tl~ <br />slnQ.1I 'th...+ flow co.", he. conside.T"e.c:I unifo"'m. <br /> <br />~ <br /> <br />, <br />