Laserfiche WebLink
<br />I <br />~ Sw = slope of water surface <br />s = direction tan'lental to streamline <br />I 1 = wave period <br /> 1 = time <br />I 10 = temperature <br /> t = coefficient of the friction slope relationship <br />I u = internal enerqy associated with fluid temperature <br /> V = velocity vector <br />I ->.J- -= volume <br /> V = critical velocity <br /> c <br />I Vd = depth -average velocity at the vena contracta <br />V = mean stream velocity <br /> m <br />I V = maximum ve!locity <br /> max <br />V = average velocity at the bridge opening <br /> n2 <br /> V = tangential velocity in a bend <br />I 0 <br />V = volume of a particle, or average velocity on a spillslope <br /> p <br /> V = reference velocity <br />. r <br />V = velocity against the stone <br /> s <br /> V1 -= depth-averaqe velocity at the toe of an embankment <br />I V = velocity of the wave <br /> w <br />V.. -= shear velocity <br />I V.. = shear velocity in the channel <br /> c <br />V' = shear velocity due to grain roughness <br /> .. <br /> V" = shear velocity due to form roughness <br />I .. <br />v . V = velocity of the fluid entering a control volume <br /> 1 1 <br /> v ,V = velocity of the fluid leaving a control volume <br />I 2 2 <br />V , V = velocity components in the sand n directions <br /> s n <br /> v , v = velocity components along x and y <br />I s y <br />vx. vy -= average velocity components along x and y <br />I v. v' -= velocity fluctuations <br /> x' y <br />W -= width of control volume or channel free surface width <br /> . <br />I w -= rate at which a fluid system does work on its surroundings <br />~ . <br />Wp = rate of pressure work done by system <br /> xxxv <br />I <br />