2,259 Vortices PPTs View free & download

Vortices - It has been found experimentally that a rotating cylinder produces a lift force. ... We can reproduce lift on a rotating cylinder by adding a free vortex to a ...

It has been found experimentally that a rotating cylinder produces a lift force. ... We can reproduce lift on a rotating cylinder by adding a free vortex to a ...

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Dynamics of vortices on surfaces PowerPoint PPT Presentation

Dynamics of vortices on surfaces - OUTLINE (joint work with S.Boatto) Historical Remarks and backgound. C.C.Lin's ... In particular, Calabi-Yau manifolds are very fashionable objects nowadays. ...

OUTLINE (joint work with S.Boatto) Historical Remarks and backgound. C.C.Lin's ... In particular, Calabi-Yau manifolds are very fashionable objects nowadays. ...

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Mesoscale Convective Vortices - Mesoscale Convective Vortices

Mesoscale Convective Vortices

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VORTICES IN BOSE-EINSTEIN PowerPoint PPT Presentation

VORTICES IN BOSE-EINSTEIN - ORDER PARAMETER F(r,t) OF THE CONDENSATE IS A COMPLEX QUANTITY GIVEN BY ... SUCH A PRECESSION HAS BEEN DETECTED. Anderson et al. P.R.L., (2000), 85, 2857 ...

ORDER PARAMETER F(r,t) OF THE CONDENSATE IS A COMPLEX QUANTITY GIVEN BY ... SUCH A PRECESSION HAS BEEN DETECTED. Anderson et al. P.R.L., (2000), 85, 2857 ...

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THEORETICAL AND EXPERIMENTAL MODELLING OF INTENSIVE ATMOSPHERIC VORTICES PowerPoint PPT Presentation

THEORETICAL AND EXPERIMENTAL MODELLING OF INTENSIVE ATMOSPHERIC VORTICES - Warwick Turbulence Symposium: Workshop

Warwick Turbulence Symposium: Workshop

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Rotations and quantized vortices in Bose superfluids PowerPoint PPT Presentation

Rotations and quantized vortices in Bose superfluids - Title: Rotations and quantized vortices in Bose superfluids Author: dalfovo Last modified by: utente Created Date: 3/20/2003 9:03:45 AM Document presentation format

Title: Rotations and quantized vortices in Bose superfluids Author: dalfovo Last modified by: utente Created Date: 3/20/2003 9:03:45 AM Document presentation format

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Tropical Instability Vortices: a major control of the Pacific and Atlantic ecosystems PowerPoint PPT Presentation

Tropical Instability Vortices: a major control of the Pacific and Atlantic ecosystems - Tropical Instability Vortices: a major control of the Pacific and Atlantic ecosystems. Christophe Menkes, P. Flament, S. C. Kennan, Y. Dandonneau, E. Marchal, M. ...

Tropical Instability Vortices: a major control of the Pacific and Atlantic ecosystems. Christophe Menkes, P. Flament, S. C. Kennan, Y. Dandonneau, E. Marchal, M. ...

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Polymeric stresses, wall vortices and drag reduction PowerPoint PPT Presentation

Polymeric stresses, wall vortices and drag reduction - ... Much of the past research focus has been on accurate characterization of the influence of polymer additives on turbulence statistics and mechanistic ...

... Much of the past research focus has been on accurate characterization of the influence of polymer additives on turbulence statistics and mechanistic ...

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Quantum theory of vortices in d-wave superconductors PowerPoint PPT Presentation

Quantum theory of vortices in d-wave superconductors - Annals of Physics 321, 1528 (2006), Physical Review B 73, 134511 (2006), cond-mat ... Effect of nodal quasiparticles on vortex dynamics is relatively innocuous. ...

Annals of Physics 321, 1528 (2006), Physical Review B 73, 134511 (2006), cond-mat ... Effect of nodal quasiparticles on vortex dynamics is relatively innocuous. ...

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Rotating Bose-Einstein condensates and Quantum Vortices PowerPoint PPT Presentation

Rotating Bose-Einstein condensates and Quantum Vortices - ENS Paris. Vortices in a rotating quantum fluid. In a condensate. the velocity is such that ... Williams, Zaremba, Jackson, Nikuni, Griffin, P.R.L. 2002 ...

ENS Paris. Vortices in a rotating quantum fluid. In a condensate. the velocity is such that ... Williams, Zaremba, Jackson, Nikuni, Griffin, P.R.L. 2002 ...

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Quantum theory of vortices and quasiparticles in d-wave superconductors PowerPoint PPT Presentation

Quantum theory of vortices and quasiparticles in d-wave superconductors - Quantum theory of vortices and quasiparticles in d-wave superconductors ... 'Glassy' Valence Bond Solid (VBS) Outline. Our model ...

Quantum theory of vortices and quasiparticles in d-wave superconductors ... 'Glassy' Valence Bond Solid (VBS) Outline. Our model ...

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LARGE Vortices in YBCO and Other TypeII Superconductors PowerPoint PPT Presentation

LARGE Vortices in YBCO and Other TypeII Superconductors - LARGE Vortices in YBCO and Other Type-II Superconductors. Jeff E. Sonier. Department of Physics ... Walter Hardy. Roger Miller (U. Penn) McMaster. Jules ...

LARGE Vortices in YBCO and Other Type-II Superconductors. Jeff E. Sonier. Department of Physics ... Walter Hardy. Roger Miller (U. Penn) McMaster. Jules ...

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Vortices in Classical Systems PowerPoint PPT Presentation

Vortices in Classical Systems - Vortex Matter in High-Tc Superconductors. Zeldov & co-workers. Nature 2001 ... Sensitivity: difficult to quote. Spatial resolution: 30 nm goal = 10nm ...

Vortex Matter in High-Tc Superconductors. Zeldov & co-workers. Nature 2001 ... Sensitivity: difficult to quote. Spatial resolution: 30 nm goal = 10nm ...

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Vortices in Classical Systems - quantitative description of dynamics of a single vortex ... John Clem. Lawrence-Doniach model. c-axis. Vortex Interactions and Pinning ...

quantitative description of dynamics of a single vortex ... John Clem. Lawrence-Doniach model. c-axis. Vortex Interactions and Pinning ...

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Vortices lattices in a quenched rotating spinor Bose-Einstein condensate of 23Na PowerPoint PPT Presentation

Vortices lattices in a quenched rotating spinor Bose-Einstein condensate of 23Na - Title: PowerPoint Presentation Last modified by: TULIPA Created Date: 1/1/1601 12:00:00 AM Document presentation format: Other titles: Arial ...

Title: PowerPoint Presentation Last modified by: TULIPA Created Date: 1/1/1601 12:00:00 AM Document presentation format: Other titles: Arial ...

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Dynamical behavior of Josephson vortices PowerPoint PPT Presentation

Dynamical behavior of Josephson vortices - 'Dynamical behavior of Josephson vortices ... Experiments on Jpsephson-vortex motion. - moving in high velocity ... 'vortex pumping' Grigorenko, et al; Nature ...

'Dynamical behavior of Josephson vortices ... Experiments on Jpsephson-vortex motion. - moving in high velocity ... 'vortex pumping' Grigorenko, et al; Nature ...

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ATMOSPHERIC WAVE INTERACTIONS WITH THE WINTER POLAR VORTICES 0100 KM PowerPoint PPT Presentation

ATMOSPHERIC WAVE INTERACTIONS WITH THE WINTER POLAR VORTICES 0100 KM - Niche Mission Workshop, St.-Hubert, QC, 29/30 September, 2005 ... annular mode for weak events (A) and strong events (B) [Baldwin and Dunkerton, 2001] ...

Niche Mission Workshop, St.-Hubert, QC, 29/30 September, 2005 ... annular mode for weak events (A) and strong events (B) [Baldwin and Dunkerton, 2001] ...

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Rotons and Vortices near a Continuous SuperfluidtoSupersolid transition PowerPoint PPT Presentation

Rotons and Vortices near a Continuous SuperfluidtoSupersolid transition - ... be seen in inelastic X-ray scattering measurements if charge ... Tunneling near a vortex state in the slave boson picture. Open issues. Spin physics? ...

... be seen in inelastic X-ray scattering measurements if charge ... Tunneling near a vortex state in the slave boson picture. Open issues. Spin physics? ...

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Rossby Wave Radiation from Nontranslating and Moving Vortices PowerPoint PPT Presentation

Rossby Wave Radiation from Nontranslating and Moving Vortices - However, a non-translating vortex does not give you a strong signal (e.g. Carr & Elsberry, 1995) ... Nonlinear response near vortex. Linear response in far ...

However, a non-translating vortex does not give you a strong signal (e.g. Carr & Elsberry, 1995) ... Nonlinear response near vortex. Linear response in far ...

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Subsynoptic Vortices in the Mediterranean Sea Region' PowerPoint PPT Presentation

Subsynoptic Vortices in the Mediterranean Sea Region' - R. Atlas and O. Reale looking at the vortex of 3-5 October 1996. ... Before the sub-synoptic vortex has developed, a baroclinic lee cyclone (BLC) has ...

R. Atlas and O. Reale looking at the vortex of 3-5 October 1996. ... Before the sub-synoptic vortex has developed, a baroclinic lee cyclone (BLC) has ...

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Continuous Time Monte Carlo and Driven Vortices in a Periodic Potential PowerPoint PPT Presentation

Continuous Time Monte Carlo and Driven Vortices in a Periodic Potential - Long time steady state is smectic with flow of particles in periodically ... This is different than both the ground state or the high drive smectic! F ...

Long time steady state is smectic with flow of particles in periodically ... This is different than both the ground state or the high drive smectic! F ...

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(1/2m) is bending energy of vortices PowerPoint PPT Presentation

(1/2m) is bending energy of vortices - so in long distance limit we expect e0 to renormalize to infinity ... particles are stuck in a line-up, like cars at a toll-booth, waiting ...

so in long distance limit we expect e0 to renormalize to infinity ... particles are stuck in a line-up, like cars at a toll-booth, waiting ...

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Contribution by Coherent Convective Plumes and Vortices to Atmospheric Dust PowerPoint PPT Presentation

Contribution by Coherent Convective Plumes and Vortices to Atmospheric Dust - Contribution by Coherent Convective Plumes and Vortices to Atmospheric ... 12 to 24 10 % p 350 hPa air 1 kg m-3. g = 9.8 m s-2 Fin heat flux R ~ 10 days. THEORY ...

Contribution by Coherent Convective Plumes and Vortices to Atmospheric ... 12 to 24 10 % p 350 hPa air 1 kg m-3. g = 9.8 m s-2 Fin heat flux R ~ 10 days. THEORY ...

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Numerical Modelling of Jovian Large Scale Vortices : PowerPoint PPT Presentation

Numerical Modelling of Jovian Large Scale Vortices : - Numerical Modelling of Jovian Large Scale Vortices : ... The coherent vortex has a cold core at the top and a warm core below (fig.14) ...

Numerical Modelling of Jovian Large Scale Vortices : ... The coherent vortex has a cold core at the top and a warm core below (fig.14) ...

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Microburst / Windshear PowerPoint PPT Presentation

Microburst / Windshear - Microburst / Windshear Wingtip Vortices Microburst / Windshear Wingtip Vortices * Windshear is any rapid change in wind direction or velocity. Severe windshear is a ...

Microburst / Windshear Wingtip Vortices Microburst / Windshear Wingtip Vortices * Windshear is any rapid change in wind direction or velocity. Severe windshear is a ...

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Initial Stages of Planet Formation PowerPoint PPT Presentation

Initial Stages of Planet Formation - Initial Stages of Planet Formation in Protoplanetary Disks: Origin of Vortices A. G. Tevzadze Abastumani Astrophysical Observatory, Georgia Tbilisi State University ...

Initial Stages of Planet Formation in Protoplanetary Disks: Origin of Vortices A. G. Tevzadze Abastumani Astrophysical Observatory, Georgia Tbilisi State University ...

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Dictyostelium Aggregation How can pattern-formation inform cell biology PowerPoint PPT Presentation

Dictyostelium Aggregation How can pattern-formation inform cell biology - ... (channl diameter) r: density h: viscocity Laminar flow is smooth predictable flow which always occurs at Re

... (channl diameter) r: density h: viscocity Laminar flow is smooth predictable flow which always occurs at Re

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Form Drag and Separation PowerPoint PPT Presentation

Form Drag and Separation - ... of trapped vortices in lee of ... Vortex shedding downstream (von Karman street) ... Shed vortices decay immediately. Drag coefficient constant ...

... of trapped vortices in lee of ... Vortex shedding downstream (von Karman street) ... Shed vortices decay immediately. Drag coefficient constant ...

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Quantum%20phase%20transitions%20of%20correlated%20electrons%20and%20atoms PowerPoint PPT Presentation

Quantum%20phase%20transitions%20of%20correlated%20electrons%20and%20atoms - Coupling between qubits creates 'flipped-spin' quasiparticle states at momentum p ... In two dimensions, we can view the vortices as point particle excitations of the ...

Coupling between qubits creates 'flipped-spin' quasiparticle states at momentum p ... In two dimensions, we can view the vortices as point particle excitations of the ...

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xy simulation PowerPoint PPT Presentation

xy simulation - however topological defects(vortices) unbind at a finite Tc and destroy the stiffness ... For the xy model, the spin wave and vortex degrees of freedom are decoupled ...

however topological defects(vortices) unbind at a finite Tc and destroy the stiffness ... For the xy model, the spin wave and vortex degrees of freedom are decoupled ...

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Condensed Matter models for PowerPoint PPT Presentation

Condensed Matter models for - New issues: averaging over Larmor precession, coupling of spin textures and vortices ... Dipolar interaction averaged after precession ' ...

New issues: averaging over Larmor precession, coupling of spin textures and vortices ... Dipolar interaction averaged after precession ' ...

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Development%20of%20Synthetic%20Air%20Jet%20Technology%20for%20Applications%20in%20Electronics%20Cooling PowerPoint PPT Presentation

Development%20of%20Synthetic%20Air%20Jet%20Technology%20for%20Applications%20in%20Electronics%20Cooling - The breakdown of vortices along the impingement surface increases velocity ... Synthetic air jets are comprised entirely of successive vortex rings ...

The breakdown of vortices along the impingement surface increases velocity ... Synthetic air jets are comprised entirely of successive vortex rings ...

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Stability of Parallel Flows PowerPoint PPT Presentation

Stability of Parallel Flows - 47 Re 180: Periodic 2D vortex street. Re = 190: Subcritical Mode A ... Example: Initiation of vortex shedding from a circular cylinder at ... layer vortices ...

47 Re 180: Periodic 2D vortex street. Re = 190: Subcritical Mode A ... Example: Initiation of vortex shedding from a circular cylinder at ... layer vortices ...

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Flat Plate Drag PowerPoint PPT Presentation

Flat Plate Drag - Thin-foil theory: superposition of uniform stream and vortices on mean camber line. ... Foil database compiled by Selig (UIUC) http://www.aae.uiuc.edu/m-selig/ads.html ...

Thin-foil theory: superposition of uniform stream and vortices on mean camber line. ... Foil database compiled by Selig (UIUC) http://www.aae.uiuc.edu/m-selig/ads.html ...

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No name - Masakazu Shimooka, Makoto Iida, and Chuichi Arakawa. The ... Ogee tip shape. What is winglet ? Developed by Whitcomb. Diffuse tip vortices. Reduce induced drag ...

Masakazu Shimooka, Makoto Iida, and Chuichi Arakawa. The ... Ogee tip shape. What is winglet ? Developed by Whitcomb. Diffuse tip vortices. Reduce induced drag ...

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Modelling the impact of polar mesoscale cyclones on ocean circulation Are we under-forcing our ocean models? PowerPoint PPT Presentation

Modelling the impact of polar mesoscale cyclones on ocean circulation Are we under-forcing our ocean models? - Ocean models are commonly forced with atmospheric reanalysis data. ... What percentage of mesoscale atmospheric vortices are missing from reanalysis data (ERA-40) ...

Ocean models are commonly forced with atmospheric reanalysis data. ... What percentage of mesoscale atmospheric vortices are missing from reanalysis data (ERA-40) ...

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Photonic Crystals for Matter Waves: BEC in Optical Lattices PowerPoint PPT Presentation

Photonic Crystals for Matter Waves: BEC in Optical Lattices - Vortices exist in a harmonic trap in the presence of repulsive atom-atom interactions ... In-band vortices exist with Bloch wave tails ...

Vortices exist in a harmonic trap in the presence of repulsive atom-atom interactions ... In-band vortices exist with Bloch wave tails ...

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Photonic Crystals for Matter Waves: BEC in Optical Lattices - Vortices in BEC Two-dimensional optical lattice 2D band-gap structure Gap solitons Imprinting a phase: ...

Vortices in BEC Two-dimensional optical lattice 2D band-gap structure Gap solitons Imprinting a phase: ...

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Bose-Fermi mixtures in random optical lattices: From Fermi glass to fermionic spin glass and quantum percolation PowerPoint PPT Presentation

Bose-Fermi mixtures in random optical lattices: From Fermi glass to fermionic spin glass and quantum percolation - Weakly interacting Bose and Fermi gases (solitons, vortices, phase fluctuations, ... A. Albus, J. Eisert (Potsdam), F. Illuminati (Salerno), H.P. B chler ...

Weakly interacting Bose and Fermi gases (solitons, vortices, phase fluctuations, ... A. Albus, J. Eisert (Potsdam), F. Illuminati (Salerno), H.P. B chler ...

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Aero II - Fundamental Theory of Finite Wings Lecture 35. J. E. ... Smoke Angel. Finite Wings. Wing tip Vortices distort flow over finite wing- leading to 'downwash' ...

Fundamental Theory of Finite Wings Lecture 35. J. E. ... Smoke Angel. Finite Wings. Wing tip Vortices distort flow over finite wing- leading to 'downwash' ...

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Optical tweezers PowerPoint PPT Presentation

Optical tweezers - 1609: Johannes Kepler noticed Sun's radiant pressure ... Optical vortices donut' intensity pattern. they trap dark-seeking' particles: ...

1609: Johannes Kepler noticed Sun's radiant pressure ... Optical vortices donut' intensity pattern. they trap dark-seeking' particles: ...

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Vortex theory of the ideal wind turbine PowerPoint PPT Presentation

Vortex theory of the ideal wind turbine - Title: Instability of circular array from slender helical vortices Author: Valeri Last modified by: jns Created Date: 1/15/2004 6:28:02 AM Document presentation format

Title: Instability of circular array from slender helical vortices Author: Valeri Last modified by: jns Created Date: 1/15/2004 6:28:02 AM Document presentation format

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Imbalanced Fermi Gases PowerPoint PPT Presentation

Imbalanced Fermi Gases - Yean-an Liao. Randy Hulet. Imbalanced Fermi Mixture (I) Atomic Fermi mixtures in an optical trap: ... Uses rotation to create vortices and measures density ...

Yean-an Liao. Randy Hulet. Imbalanced Fermi Mixture (I) Atomic Fermi mixtures in an optical trap: ... Uses rotation to create vortices and measures density ...

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Objective and Automated Assessment of Operational Global Forecast Model Predictions of Tropical Cyclone Formation PowerPoint PPT Presentation

Objective and Automated Assessment of Operational Global Forecast Model Predictions of Tropical Cyclone Formation - Objective and Automated Assessment of Operational ... Acknowledgment: Joint Hurricane Testbed Project ... Aug-Oct Atlantic Numbered Vortices (Erika Nicholas) ...

Objective and Automated Assessment of Operational ... Acknowledgment: Joint Hurricane Testbed Project ... Aug-Oct Atlantic Numbered Vortices (Erika Nicholas) ...

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SUPPRESSION OF PERIODIC VORTEX SHEDDING FROM A ROTATING CIRCULAR CYLINDER PowerPoint PPT Presentation

SUPPRESSION OF PERIODIC VORTEX SHEDDING FROM A ROTATING CIRCULAR CYLINDER - The strength of the shed vortices was measured as part of an evaluation of the ... Vortex street is stable for circulation ratios ? = ?1 / ?2 in the range 0.382 ...

The strength of the shed vortices was measured as part of an evaluation of the ... Vortex street is stable for circulation ratios ? = ?1 / ?2 in the range 0.382 ...

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Two scale modeling of superfluid turbulence Tomasz Lipniacki PowerPoint PPT Presentation

Two scale modeling of superfluid turbulence Tomasz Lipniacki - Two scale modeling of superfluid turbulence Tomasz Lipniacki He II: -- normal component,-- superfluid component,-- superfluid vortices. Relative proportion of normal ...

Two scale modeling of superfluid turbulence Tomasz Lipniacki He II: -- normal component,-- superfluid component,-- superfluid vortices. Relative proportion of normal ...

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VORTICITY AND CIRCULATION WITHIN TWIN JETS ISSUING INTO A CROSSFLOW PowerPoint PPT Presentation

VORTICITY AND CIRCULATION WITHIN TWIN JETS ISSUING INTO A CROSSFLOW - VORTICITY AND CIRCULATION WITHIN TWIN JETS ISSUING INTO A CROSSFLOW. Objective ... investigate the role of turbulent vorticity transport between the vortices in ...

VORTICITY AND CIRCULATION WITHIN TWIN JETS ISSUING INTO A CROSSFLOW. Objective ... investigate the role of turbulent vorticity transport between the vortices in ...

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Aero II - ... define (x) on wing surface as a distribtion of horeshoe vortices (y) Lifting line. Horseshoe Vortex Contribution. Induced Angle of Attack. Induced Angle of attack ...

... define (x) on wing surface as a distribtion of horeshoe vortices (y) Lifting line. Horseshoe Vortex Contribution. Induced Angle of Attack. Induced Angle of attack ...

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MARS DUST DEVILS: ANALYSIS TECHNIQUES FOR MARS EXPLORATION ROVER DATA, SPIRIT PowerPoint PPT Presentation

MARS DUST DEVILS: ANALYSIS TECHNIQUES FOR MARS EXPLORATION ROVER DATA, SPIRIT - 118 vortices inferred by both Viking spacecraft atmospheric instruments (Ryan and Lucich, 1983) ... Mars Pathfinder saw 79 vortices in 83 sol mission with ASI ...

118 vortices inferred by both Viking spacecraft atmospheric instruments (Ryan and Lucich, 1983) ... Mars Pathfinder saw 79 vortices in 83 sol mission with ASI ...

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Relations between the Gribovhorizon and centervortex confinement scenarios PowerPoint PPT Presentation

Relations between the Gribovhorizon and centervortex confinement scenarios - Coulomb energy, vortices, and confinement, hep-lat/0302018 ... And prate about an Elephant. Not one of them has seen! [Replace above theologic ... physical? ...

Coulomb energy, vortices, and confinement, hep-lat/0302018 ... And prate about an Elephant. Not one of them has seen! [Replace above theologic ... physical? ...

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Other Friction Losses PowerPoint PPT Presentation

Other Friction Losses - Assess relative contributions of different sources to total viscous dissipation ... Viscous dissipation occurs in the vortices developed in this area. Sudden ...

Assess relative contributions of different sources to total viscous dissipation ... Viscous dissipation occurs in the vortices developed in this area. Sudden ...

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Chapter 13: Fluids PowerPoint PPT Presentation

Chapter 13: Fluids - study fluid at rest and the buoyancy principle (aka Archimedes' principle) ... (whirlpool, vortices) Internal friction (viscosity) What we will study: ...

study fluid at rest and the buoyancy principle (aka Archimedes' principle) ... (whirlpool, vortices) Internal friction (viscosity) What we will study: ...

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Kein Folientitel PowerPoint PPT Presentation

Kein Folientitel - Operations in Thailand, United States and Germany. Manufacturer of ... Bluff Body. Sensor Tube. Vortices (eddies) Flow Direction. How it Works. 100% Plastic ...

Operations in Thailand, United States and Germany. Manufacturer of ... Bluff Body. Sensor Tube. Vortices (eddies) Flow Direction. How it Works. 100% Plastic ...

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Transition to Turbulence in Alternating Boundary Flow of Superfluid 4He PowerPoint PPT Presentation

Transition to Turbulence in Alternating Boundary Flow of Superfluid 4He - due to the presence of remanent vortex lines. triggered by free vortex rings ... Effectively free of remanent vortices. Study on the transition to turbulence ...

due to the presence of remanent vortex lines. triggered by free vortex rings ... Effectively free of remanent vortices. Study on the transition to turbulence ...

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Return of the Abrikosov lattice PowerPoint PPT Presentation

Return of the Abrikosov lattice - Anisotropy Scaling of the. Melting and Glass Transitions. of Vortices in BSCCO ... Anisotropy scaling. Equilibrium at low temperatures. Second-order glass transition ...

Anisotropy Scaling of the. Melting and Glass Transitions. of Vortices in BSCCO ... Anisotropy scaling. Equilibrium at low temperatures. Second-order glass transition ...

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9'7 Divergence and Curl PowerPoint PPT Presentation

9'7 Divergence and Curl - If a paddle device, such as shown in fig, is inserted in a flowing fluid, the ... it is free of vortices or whirlpools that would cause the paddle to rotate. ...

If a paddle device, such as shown in fig, is inserted in a flowing fluid, the ... it is free of vortices or whirlpools that would cause the paddle to rotate. ...

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Vortices PowerPoint PPT Presentations