shock-wave drag

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• Wave drag — is an aerodynamics term that refers to a sudden and very powerful form of drag that appears on aircraft and blade tips moving at high subsonic and supersonic speeds. Overview Wave drag is caused by the formation of shock waves around the aircraft …   Wikipedia

• Shock wave — Bombshock redirects here. For the Transformers character, see Micromasters#Bombshock. For other uses, see shockwave. Schlieren photograph of an attached shock on a sharp nosed supersonic body. A shock wave (also called shock front or simply shock …   Wikipedia

• wave drag — An additional drag caused by the air becoming sonic over any portion of the body. Two things cause this drag: first, when the air crosses the shock wave, some energy is lost as drag because the temperature rises across the shock wave. Second, a… …   Aviation dictionary

• aerodynamic wave drag — Aeron. the restraining force on a supersonic aircraft caused by shock waves. Also called wave drag. * * * …   Universalium

• aerodynamic wave drag — Aeron. the restraining force on a supersonic aircraft caused by shock waves. Also called wave drag …   Useful english dictionary

• shock stall — A sudden reduction of the lift and an increase in the drag on an airfoil brought about at high Mach numbers by the airflow separation aft of a shock wave. Severe buffeting caused by a turbulent airflow behind the shock wave may also take place. A …   Aviation dictionary

• Drag-resistant aerospike — Trident I first launch on 18 January 1977 at Cape Canaveral. The thin antenna like structure mounted on the nose cone is the aerospike, which is composed of 2 parts. 1) The Extensible Boom is the long, slender, slightly tapered cylindrical… …   Wikipedia

• Drag divergence Mach number — 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 begins to increase rapidly as the Mach number continues to increase[1]. This increase can… …   Wikipedia

• shock front — the forward boundary surface of a shock wave. [1945 50] * * * shock front, the outer part of a shock wave, at which pressure reaches the highest point: »By spreading out the shock front…it should be possible not only to make the bang less intense …   Useful english dictionary

• shock stall — noun : a stall induced by separation of flow caused by pressure changes resulting from shock waves * * * shock stall, the stall of an aircraft traveling near the speed of sound, in which the separation of the airflow to the rear of the shock wave …   Useful english dictionary

• drag rise — The sudden in crease in drag or the formation of a shock wave …   Aviation dictionary