drag angle
91Components of jet engines — Diagram of a typical gas turbine jet engine. Air is compressed by the fan blades as it enters the engine, and it is mixed and burned with fuel in the combustion section. The hot exhaust gases provide forward thrust and turn the turbines which… …
92Dive bomber — For other uses, see Dive Bomber (disambiguation). An SBD Dauntless drops its bomb. The dive brakes are extended and are visible behind the wings. A dive bomber is a bomber aircraft that dives directly at its targets in order to provide greater… …
93Coffin corner (aviation) — The coffin corner (or Q corner) is the altitude at or near which a fast fixed wing aircraft s stall speed is equal to the critical Mach number, at a given gross weight and G force loading. At this altitude the airplane becomes nearly impossible… …
94Wind tunnel — A wind tunnel is a research tool developed to assist with studying the effects of air moving over or around solid objects.Ways that wind speed and flow are measured in wind tunnels: * Threads can be attached to the surface of study objects to… …
95Bicycle wheel — For the Marcel Duchamp installation, see Bicycle Wheel. The front wheel from a racing bicycle made using a Mavic rim …
96Spinnaker — For other uses, see Spinnaker (disambiguation). Bear of Britain, a Farr 52 with masthead spinnaker in front of Calshot Spit A spinnaker is a special type of sail that is designed specifically for sailing off the wind from a reaching course to a… …
97Vertical axis wind turbine — Vertical axis wind turbines (VAWT) are a type of wind turbine where the main rotor shaft runs vertically. Among the advantages of this arrangement are that generators and gearboxes can be placed close to the ground, and that VAWT do not need to… …
98Tailless aircraft — A tailless aircraft (often tail less) traditionally has all its horizontal control surfaces on its main wing surface. It has no horizontal stabilizer either tailplane or canard foreplane (nor does it have a second wing in tandem arrangement). A… …
99Dihedral (aircraft) — For other uses, see Dihedral. The upward tilt of the wings and tailplane of an aircraft, as seen on this Boeing 737, is called dihedral angle Dihedral angle is the upward angle from horizontal of the wings or tailplane of a fixed wing aircraft.… …
100Grand Prix automobile d'Italie 2011 — Grand Prix d Italie 2011 Autodromo Nazionale di Monza Nombre de tours 53 Longueur du cir …
