drag friction
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drag — /drag/, v., dragged, dragging, n., adj. v.t. 1. to draw with force, effort, or difficulty; pull heavily or slowly along; haul; trail: They dragged the carpet out of the house. 2. to search with a drag, grapnel, or the like: They dragged the lake… … Universalium
Friction, Baby — Studio album by Better Than Ezra Released August 13 … Wikipedia
Friction — For other uses, see Friction (disambiguation). Classical mechanics … Wikipedia
Drag (physics) — Shape and flow Form drag Skin friction 0% 100% 10% 90% … Wikipedia
drag — Synonyms and related words: adduct, adduction, affinity, aggravation, allurement, amble, annoyance, arrest, artery, attract, attractance, attraction, attractiveness, attractivity, avenue, bad news, bag, bale, barge, be magnetic, be prolonged,… … Moby Thesaurus
Drag equation — In fluid dynamics, the drag equation is a practical formula used to calculate the force of drag experienced by an object due to movement through a fully enclosing fluid. The equation is attributed to Lord Rayleigh, who originally used L2 in place … Wikipedia
drag — I. noun Etymology: Middle English dragge, probably from Middle Low German draggen grapnel; akin to Old English dragan to draw more at draw Date: 14th century 1. something used to drag with; especially a device for dragging under water to detect… … New Collegiate Dictionary
Drag coefficient — In fluid dynamics, the drag coefficient (commonly denoted as: cd, cx or cw) is a dimensionless quantity that is used to quantify the drag or resistance of an object in a fluid environment such as air or water. It is used in the drag equation,… … Wikipedia
drag — i. That component of aerodynamic forces acting on the wing or the airfoil section, which is parallel and opposite to the relative airflow. The sources of drag are the pressure distribution patterns over the airfoil, called induced drag; the skin… … Aviation dictionary
Drag crisis — In fluid dynamics, drag crisis is a phenomenon in which drag coefficient drops off suddenly as Reynolds number increases. This has been well studied for round bodies like spheres and cylinders. The drag coefficient of a sphere will change rapidly … Wikipedia
drag — I (New American Roget s College Thesaurus) v. draw, pull, tow, tug, haul; protract, draw out; lag, dawdle, inch along. Slang, race. See slowness, traction, lateness. in drag II (Roget s IV) n. 1. [Anything that is drawn] Syn. harrow, scraper, bar … English dictionary for students
