• pipe restricts the velocity of the fluid through the pipe. In the physics of sports, drag force is necessary to explain the motion of balls, javelins, arrows...
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  • In fluid dynamics, the drag equation is a formula used to calculate the force of drag experienced by an object due to movement through a fully enclosing...
    11 KB (1,730 words) - 10:07, 13 March 2025
  • Thumbnail for Parasitic drag
    Parasitic drag, also known as profile drag,: 254 : 256  is a type of aerodynamic drag that acts on any object when the object is moving through a fluid...
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  • Thumbnail for Drag coefficient
    dynamic drag: skin friction and form drag. The drag coefficient of a lifting airfoil or hydrofoil also includes the effects of lift-induced drag. The drag coefficient...
    21 KB (2,716 words) - 16:15, 3 December 2024
  • Thumbnail for Automobile drag coefficient
    drag coefficient of Cd=0.30 was measured in a different tunnel it could be anywhere from Cd=0.285 to Cd=0.315. Automotive aerodynamics Drag (physics)...
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  • Lift-induced drag, induced drag, vortex drag, or sometimes drag due to lift, in aerodynamics, is an aerodynamic drag force that occurs whenever a moving...
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  • Sălaj County, Romania Drag (Austin, Texas), the portion of Guadalupe Street adjacent to the University of Texas at Austin Drag (physics), the force which...
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  • Thumbnail for Lift-to-drag ratio
    lift-to-drag ratio (or L/D ratio) is the lift generated by an aerodynamic body such as an aerofoil or aircraft, divided by the aerodynamic drag caused...
    16 KB (1,826 words) - 12:41, 24 May 2025
  • Skin friction drag or viscous drag is a type of aerodynamic or hydrodynamic drag, which is resistant force exerted on an object moving in a fluid. Skin...
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  • The drag-divergence Mach number (not to be confused with critical Mach number) is the Mach number at which the aerodynamic drag on an airfoil or airframe...
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  • the zero-lift drag coefficient C D , 0 {\displaystyle C_{D,0}} is a dimensionless parameter which relates an aircraft's zero-lift drag force to its size...
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  • The drag curve or drag polar is the relationship between the drag on an aircraft and other variables, such as lift, the coefficient of lift, angle-of-attack...
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  • Thumbnail for Drag-reducing aerospike
    A drag-reducing aerospike is a device (see nose cone design) used to reduce the forebody pressure aerodynamic drag of blunt bodies at supersonic speeds...
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  • In aeronautics, wave drag is a component of the aerodynamic drag on aircraft wings and fuselage, propeller blade tips and projectiles moving at transonic...
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  • the drag force, ρ {\displaystyle \rho } the density of the fluid, and v {\displaystyle v} the speed of the object relative to the fluid. Drag (physics) Automobile...
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  • Trim drag, denoted as Dm in the diagram, is the component of aerodynamic drag on an aircraft created by the flight control surfaces, mainly elevators and...
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  • Drag-reducing agents (DRA) or drag-reducing polymers (DRP) are additives in pipelines that reduce turbulence in a pipe. Usually used in petroleum pipelines...
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  • In fluid dynamics, Epstein drag is a theoretical result, for the drag force exerted on spheres in high Knudsen number flow (i.e., rarefied gas flow). This...
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  • Thumbnail for Drag crisis
    In fluid dynamics, the drag crisis (also known as the Eiffel paradox) is a phenomenon in which drag coefficient drops off suddenly as Reynolds number increases...
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  • In physics, the Einstein–Hopf drag (named after Albert Einstein and Ludwig Hopf) is a velocity-dependent drag force upon charged particles that are being...
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  • A drag count is a dimensionless unit used by aerospace engineers. 1 drag count is equal to a C d {\displaystyle C_{d}} of 0.0001. As the drag forces present...
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  • of a body, and may refer to: Friction, during sliding and/or rolling Drag (physics), during movement through a fluid (see fluid dynamics) Normal force...
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  • net. Retrieved 2017-05-23. "White Paper on the CheyTac M200 system | Drag (Physics) | Rifle". Scribd. Retrieved 2021-05-07. "Kestrel® 4000 Pocket Weather...
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  • Resistance (section Physics)
    conductor opposes an electric current through that conductor Friction Drag (physics) ("air resistance"), fluid or gas forces opposing motion and flow Geological...
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  • immigrants Streamline, a brand of the United States Playing Card Company Drag (physics) Optimization (computer science) Process optimization Rightsizing Streamlining...
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  • {\displaystyle v(\mathbf {x} )=\mu (\mathbf {x} )F(\mathbf {x} )} (see Drag (physics)). Now assume that there are a large number of such particles, with...
    14 KB (1,939 words) - 20:46, 26 January 2025
  • Thumbnail for Trompo
    of most trompos means that mechanical whistles would cause excessive drag (physics) and reduce their spinning time. The Philippine trumpo differs in the...
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  • Thumbnail for Plasma (physics)
    discharges. A common usage of this discharge is in a plasma actuator for vehicle drag reduction. It is also widely used in the web treatment of fabrics. The application...
    62 KB (6,405 words) - 13:26, 23 May 2025
  • barrier between the crankshaft and oil sump. Deflection (ballistics) Drag (physics) Xdot Engineering and Analysis with Computer Aided Engineering Associates...
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  • Thumbnail for Graham's law
    Graham's law (category Eponymous laws of physics)
    law Henry's law Gas laws Scientific laws named after people Viscosity Drag (physics) Vapour Density Keith J. Laidler and John M. Meiser, Physical Chemistry...
    8 KB (1,395 words) - 11:47, 11 April 2025