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I-10 Index<br />

Shallow water wave, 538<br />

Sharp crested weir, 122, 561, video V10.13<br />

Shearing strain, 15<br />

rate of, 15, 269, video V6.3<br />

Shearing stress, 14, 225, 277, 306<br />

distribution on a flat plate, 497<br />

distribution in a pipe, 391<br />

in laminar flow, 403<br />

in a Newtonian <strong>fluid</strong>, 306<br />

in open channel flow, 547<br />

in turbulent flow, 401, 404<br />

Shear thickening <strong>fluid</strong>, 17<br />

Shear thinning <strong>fluid</strong>, 16<br />

Shear stress work, 225<br />

Shock: video V1.8, video V11.5, video V11.6,<br />

video V11.7<br />

curved, 636<br />

detached, 636<br />

normal, see Normal shock<br />

oblique, 608, 636, video V1.8, video V11.5,<br />

video V11.6, video V11.8<br />

Similar velocity profiles, 477<br />

Similarity:<br />

dynamic, 356<br />

geometric, 356<br />

kinematic, 356<br />

Similarity requirements, 355<br />

Similarity variable, 476<br />

Similitude, 332<br />

based on differential equations, 370<br />

Sink, 288<br />

strength of, 289<br />

Siphon, 117<br />

SI units, 7<br />

prefixes, 7<br />

Slope:<br />

of channel bottom, 541<br />

friction, 541<br />

energy line, 123, 541<br />

friction, 541<br />

Slug, 8<br />

Sluice gate:<br />

discharge coefficient, 566<br />

flow rate under a, 120, 566<br />

force on a, 211<br />

free outflow, 567<br />

submerged, 567<br />

Smooth pipe, 413<br />

Sonic condition, 590<br />

Sound, speed of, 22, 585, 587, video V11.2<br />

of air, 717, 718<br />

ideal gas, 22, 587<br />

of water, 716<br />

Source, 288, video V6.5<br />

strength of, 289<br />

Specific energy, 542<br />

Specific energy diagram, 543<br />

Specific gravity, 12<br />

Specific head, 542<br />

Specific heat:<br />

constant pressure, 21, 581<br />

constant volume, 21, 580<br />

Specific heat ratio, 21, 582<br />

of air, 717, 718<br />

of common gases, 14<br />

Specific speed, 669, 670<br />

Specific volume, 11<br />

Specific weight, 12<br />

of air, 717, 718<br />

of common gases, 14<br />

of common liquids, 12<br />

of water, 716<br />

Speed, 94<br />

Speed of sound, 22, 585, 587<br />

of air, 717, 718<br />

ideal gas, 22<br />

of water, 716<br />

Sphere:<br />

compressible flow past, 504, 588<br />

drag coefficient for, 366, 449, 501, 504, 505, 521,<br />

588<br />

effect of surface roughness, 504<br />

low Reynolds number flow past, 498<br />

rotating, 520<br />

Spillway, 558, video V10.15, video V10.16<br />

Stability, 71, video V2.9, video V2.10<br />

Stagnation enthalpy, 596<br />

Stagnation point, 105, 596, video V3.7<br />

Stagnation pressure, 106, 588, video V3.8<br />

isentropic, see Isentropic stagnation properties<br />

Stagnation pressure probe, see Pitot tube<br />

Stagnation properties, see Isentropic stagnation<br />

properties<br />

Stagnation state, 588, 595<br />

Stagnation streamline, 106, video V3.7, video V4.9<br />

Stagnation temperature, 595<br />

Stall, 492, 515, 688, video V9.15<br />

Standard atmosphere, 47<br />

properties of, 47, 719, 720<br />

State, equation of, 12, 580<br />

Static <strong>fluid</strong>, pressure variation in, 43<br />

Static pressure, 105<br />

Static pressure tap, 105, 109<br />

Stator, turbomachine, 671, 687<br />

Steady flow, 94, 152, 174, video V4.7<br />

Stoke, 20<br />

Stokes, G., 28, 308, 500<br />

Stokes’ law, 351, 500, video V7.7<br />

Stratified flow, 535<br />

Stratosphere, 47<br />

Streakline, 154, video V4.10, video V7.14<br />

Stream function, 272<br />

Streamline, 95, 153, video V3.1, video V4.9<br />

equation of, 273<br />

Streamline bodies, 463, video V2.1, video V9.2,<br />

video V9.14<br />

Streamline coordinates, 163, video V4.13<br />

Streamline curvature, 95<br />

Streamtube, 226<br />

Streamwise acceleration, 95<br />

Stress:<br />

components, 306<br />

compressive, 224<br />

Newtonian <strong>fluid</strong>, 15, 306<br />

normal, 224, 276, 306<br />

notation, 277<br />

shearing, 14, 225, 277, 307<br />

sign convention, 277<br />

tangential, 225<br />

turbulent, 401

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