- extent of drag
- величина лобового сопротивления
Englsh-Russian aviation and space dictionary. - M.: Military publishing house USSR Ministry of Defence. edited by M. Murashkevich. 1974.
extent of drag
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Drag reduction system — DRS in action: open above, closed below Driver adjustable bodywork,[1] commonly known as drag reduction system (or DRS), is a motorsport technology aimed at reducing aerodynamic drag in order to promote overtaking in Formula One. DRS was… … Wikipedia
skin friction/surface friction drag — Drag caused by the unevenness in the skin of a body. The layers of air near the surface are retarded, and the speed of the airflow increases as the distance from the skin increases. To reduce the skin friction, the surface should be smoothened to … Aviation dictionary
Aether drag hypothesis — In the 19th century, the theory of the luminiferous aether as the hypothetical medium for the propagation of light, was widely discussed. An important part of this discussion was the question concerning the state of motion of Earth with respect… … Wikipedia
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D'Alembert's paradox — In fluid dynamics, d Alembert s paradox (or the hydrodynamic paradox) is a contradiction reached in 1752 by French mathematician Jean le Rond d Alembert.[1] D Alembert proved that – for incompressible and inviscid potential flow – the drag force… … Wikipedia
Fuel economy-maximizing behaviors — (also known as green driving) describe techniques that drivers can use to optimize their automobile fuel economy. The energy in fuel consumed in driving is lost in many ways, including engine inefficiency, aerodynamic drag, rolling friction, and… … Wikipedia
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S. A. Andrée's Arctic balloon expedition of 1897 — was an ill fated effort to reach the North Pole in which all three expedition members perished. S. A. Andrée (1854 ndash;97), [Andrée, christened Salomon August, invariably went by his initials as an adult.] the first Swedish balloonist, proposed … Wikipedia
international relations — a branch of political science dealing with the relations between nations. [1970 75] * * * Study of the relations of states with each other and with international organizations and certain subnational entities (e.g., bureaucracies and political… … Universalium
