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downward velocity

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См. также в других словарях:

  • Terminal velocity — A free falling object achieves its terminal velocity when the downward force of gravity ( Fg )equals the upward force of drag ( Fd ). This causes the net force on the object to be zero, resulting in an acceleration of zero. Mathematically an… …   Wikipedia

  • Escape velocity — In physics, escape velocity is the speed where the kinetic energy of an object is equal to the magnitude of its gravitational potential energy, as calculated by the equation,:U g = frac{ Gm 1m 2}{r}.It is commonly described as the speed needed to …   Wikipedia

  • Escape Velocity Nova — Infobox VG| title = Escape Velocity Nova developer = Ambrosia Software and ATMOS publisher = Ambrosia Software designer = Matt Burch engine = version = 1.0.10 on July 11, 2006 (Mac and Windows) released = March 18, 2002 genre = Space… …   Wikipedia

  • terminal velocity — The maximum speed a freely falling object can reach when falling through the air. In an aircraft, it is the maximum velocity at which the drag has reached an amount in which the aircraft will not continue to accelerate downward …   Aviation dictionary

  • terminal velocity — 1. Hypothetical maximum speed a body could attain along a specified flight path under given conditions of weight and thrust if diving through an unlimited distance in air of specified uniform density. 2. Remaining speed of a projectile at the… …   Military dictionary

  • Lift (force) — For other uses, see Lift. Boeing 747 8F landing A fluid flowing past the surface of a body exerts a surface force on it. Lift is the component of this force that is perpendicular to the …   Wikipedia

  • Disk loading — The MV 22 Osprey tiltrotor has a relatively high disk loading, producing visible blade tip vortices from condensation of the marine air in this photo of a vertical takeoff …   Wikipedia

  • Aspect ratio (wing) — In aerodynamics, the aspect ratio of a wing is defined as the square of the wing span divided by the wing area.:AR = {b^2 over S}where: b is the wing span, and: S is the wing area.Informally, a high aspect ratio indicates long, narrow wings,… …   Wikipedia

  • Baseball field — The baseball diamond of the San Diego Padres PETCO Park, seen from the stands. A baseball field, also called a ball field or a baseball diamond, is the field upon which the game of baseball is played. The terms baseball field and ball field are… …   Wikipedia

  • glacial landform — ▪ geology Introduction  any product of flowing ice and meltwater. Such landforms are being produced today in glaciated areas, such as Greenland, Antarctica, and many of the world s higher mountain ranges. In addition, large expansions of present… …   Universalium

  • Candiru — Taxobox name = Candiru status = secure image width = 250px image caption = Vandellia cirrhosa regnum = Animalia phylum = Chordata classis = Actinopterygii ordo = Siluriformes superfamilia = Loricarioidea familia = Trichomycteridae familia… …   Wikipedia

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