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Fluid mechanics
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Words: 3k
Articles: 135
Fluid mechanics studies the motion and forces of liquids and gases.
Table of contents
3k
135
Torricelli's law
Fluid mechanics
19
Mass density
Fluid mechanics
7
Fluid pressure
Fluid mechanics
13
Dynamic viscosity
Fluid mechanics
31
2
Kinematic viscosity
Dynamic viscosity
11
Reynolds number
Dynamic viscosity
9
Vorticity
Fluid mechanics
33
2
Circulation
Vorticity
10
Irrotational flow
Vorticity
12
Circular vortex-sheet mode
Fluid mechanics
34
Internal gravity wave
Fluid mechanics
119
3
Buoyancy frequency
Internal gravity wave
17
Vertical trapping of an internal gravity wave by planar strain
Internal gravity wave
39
Mountain-wave cutoff
Internal gravity wave
42
Stream function
Fluid mechanics
48
1
Streamline classification of a planar linear saddle or centre
Stream function
24
Streamline
Fluid mechanics
25
Velocity potential
Fluid mechanics
124
4
Potential flow around a circular cylinder
Velocity potential
33
Radially symmetric incompressible flow in a planar annulus
Velocity potential
74
2
Pressure in radially symmetric annular potential flow
Radially symmetric incompressible flow in a planar annulus
45
1
Small oscillation of a planar gas bubble in an annular liquid
Pressure in radially symmetric annular potential flow
28
Laminar plume
Fluid mechanics
73
3
Integral momentum-flux balance for a two-dimensional plume
Laminar plume
23
Similarity scaling of a two-dimensional laminar plume
Laminar plume
33
1
Similarity equation for a two-dimensional laminar plume
Similarity scaling of a two-dimensional laminar plume
18
Euler equations for an inviscid fluid
Fluid mechanics
202
8
Unsteady Bernoulli equation
Euler equations for an inviscid fluid
27
Clebsch-potential variational derivation of incompressible Euler flow
Euler equations for an inviscid fluid
32
Bernoulli equation
Euler equations for an inviscid fluid
100
3
Bernoulli function
Bernoulli equation
11
Bernoulli equation over topography
Bernoulli equation
23
Draining time of a uniform tank through a siphon
Bernoulli equation
50
Integral momentum equation
Euler equations for an inviscid fluid
33
1
Force on a pipe junction
Integral momentum equation
17
Conservation of mass in a pipe
Fluid mechanics
19
Viscous fluid flow
Fluid mechanics
1k
49
Viscous diffusion time
Viscous fluid flow
17
Couette flow
Viscous fluid flow
24
Falling film flow
Viscous fluid flow
65
1
Inclined viscous film with opposing surface shear
Falling film flow
45
Stress boundary condition
Viscous fluid flow
36
1
Stress-free boundary condition
Stress boundary condition
23
No-slip boundary condition
Viscous fluid flow
9
Newtonian fluid stress tensor
Viscous fluid flow
60
3
Shear stress
Newtonian fluid stress tensor
22
Rate-of-strain tensor
Newtonian fluid stress tensor
14
Polar shear stress in a Newtonian fluid
Newtonian fluid stress tensor
15
Navier-Stokes equation
Viscous fluid flow
29
1
Hagen-Poiseuille flow
Navier-Stokes equation
12
Kinetic-energy balance for an incompressible Newtonian fluid
Viscous fluid flow
145
2
Dissipation estimate for high-Reynolds-number bubble drag
Kinetic-energy balance for an incompressible Newtonian fluid
96
1
Drag on a two-dimensional circular bubble from outer-flow dissipation
Dissipation estimate for high-Reynolds-number bubble drag
30
Stokes flow
Viscous fluid flow
479
18
Hydrodynamic resistance matrix
Stokes flow
42
Lorentz reciprocal theorem for Stokes flow
Stokes flow
36
Viscous dissipation
Stokes flow
26
Biharmonic stream function for planar Stokes flow
Stokes flow
133
3
Similarity solution for tangentially forced Stokes wedge
Biharmonic stream function for planar Stokes flow
42
Biharmonic stream function for a fixed disk in planar shear
Biharmonic stream function for planar Stokes flow
69
1
Hydrodynamic torque on a fixed disk in planar shear
Biharmonic stream function for a fixed disk in planar shear
27
Harmonic pressure and vorticity in Stokes flow
Stokes flow
14
Velocity gradient of translating-sphere Stokes flow
Stokes flow
19
Vorticity of translating-sphere Stokes flow
Stokes flow
8
Harmonicity of derivatives of the Newtonian potential
Stokes flow
16
Direct incompressibility check for translating-sphere flow
Stokes flow
16
Surface traction in translating-sphere Stokes flow
Stokes flow
30
1
Stokes drag law
Surface traction in translating-sphere Stokes flow
11
Kinematic reversibility of Stokes flow
Stokes flow
48
1
Reflection argument for zero Stokes migration
Kinematic reversibility of Stokes flow
25
Rotational Stokes flow between concentric spheres
Stokes flow
73
1
Torque in rotational Stokes flow between concentric spheres
Rotational Stokes flow between concentric spheres
31
Lubrication theory
Viscous fluid flow
348
11
Lubrication-limit scaling for a moving thin gap
Lubrication theory
48
Gravity-driven thin film on an incline
Lubrication theory
35
Parabolic lubrication gap
Lubrication theory
23
Couette-Poiseuille flow in a thin gap
Lubrication theory
189
6
Couette-Poiseuille flow with a stress-free stationary wall
Couette-Poiseuille flow in a thin gap
41
Moving-boundary lubrication flux
Couette-Poiseuille flow in a thin gap
133
4
Reynolds lubrication equation
Moving-boundary lubrication flux
77
2
Pressure gradient in a translating and squeezing finite gap
Reynolds lubrication equation
55
1
Zero-shear lower wall in a translating and squeezing finite gap
Pressure gradient in a translating and squeezing finite gap
22
Annular lubrication drag on a settling cylinder
Moving-boundary lubrication flux
47
Pressure recovery condition in lubrication flow
Lubrication theory
22
Viscous shear torque
Viscous fluid flow
42
1
Torque-free cylinder in a lubrication gap
Viscous shear torque
28
Body force
Fluid mechanics
29
Hydrostatic pressure
Fluid mechanics
10
Potential flow
Fluid mechanics
280
10
Potential flow around a translating sphere
Potential flow
31
Spherically symmetric incompressible radial flow
Potential flow
55
1
Rayleigh collapse of a spherical cavity
Spherically symmetric incompressible radial flow
36
Squeezing wedge flow
Potential flow
15
Surface gravity wave
Potential flow
166
5
Deep-water gravity wave
Surface gravity wave
142
4
Viscous decay of a deep-water gravity wave
Deep-water gravity wave
35
Linearized free-surface boundary conditions
Deep-water gravity wave
83
2
Rectangular standing surface-gravity mode
Linearized free-surface boundary conditions
62
1
Resonance of a pressure-forced rectangular surface-gravity mode
Rectangular standing surface-gravity mode
31
Streamfunction in polar coordinates
Fluid mechanics
11
Incompressible flow
Fluid mechanics
Streakline
Fluid mechanics
21
Kinematic boundary condition
Fluid mechanics
58
2
Kinematic boundary condition for a free-surface graph
Kinematic boundary condition
18
Linearized boundary condition
Kinematic boundary condition
21
Dynamic boundary condition for an inviscid interface
Fluid mechanics
58
1
Pressure continuity
Dynamic boundary condition for an inviscid interface
23
Wake (fluid dynamics)
Fluid mechanics
22
Shear layer
Fluid mechanics
81
2
Vortex sheet
Shear layer
58
1
Kelvin-Helmholtz instability
Vortex sheet
41
Compressible flow
Fluid mechanics
233
8
Riemann invariant
Compressible flow
88
2
Pressure in a perfect-gas simple wave
Riemann invariant
38
Shock formation by characteristic intersection
Riemann invariant
36
Normal shock wave
Compressible flow
129
4
Shock frame
Normal shock wave
26
Rankine-Hugoniot conditions for a perfect gas
Normal shock wave
49
1
Piston-driven shock with specific-heat ratio three
Rankine-Hugoniot conditions for a perfect gas
29
Weak shock
Normal shock wave
33
Linear acoustics
Fluid mechanics
343
14
Homentropic pressure perturbation
Linear acoustics
19
Acoustic velocity potential
Linear acoustics
172
5
Outgoing acoustic field of a pulsating sphere
Acoustic velocity potential
81
2
Mean acoustic power of a pulsating sphere
Outgoing acoustic field of a pulsating sphere
14
Surface acoustic energy-to-flux ratio of a pulsating sphere
Outgoing acoustic field of a pulsating sphere
38
Pressure-forced standing acoustic wave in a spherical annulus
Acoustic velocity potential
75
1
Radial acoustic resonance in a spherical annulus
Pressure-forced standing acoustic wave in a spherical annulus
27
Acoustic energy conservation
Linear acoustics
16
Evanescent acoustic surface wave
Linear acoustics
83
3
Spring-supported acoustic membrane wave
Evanescent acoustic surface wave
43
1
Acoustic membrane dispersion asymptotics
Spring-supported acoustic membrane wave
22
Added mass of an evanescent fluid layer
Evanescent acoustic surface wave
20
Time average of harmonic power
Linear acoustics
38
1
Reactive acoustic energy flux
Time average of harmonic power
17
Ancestors
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