blade angle
101Shearing (metalworking) — Shearing is a metalworking process which cuts stock without the formation of chips or the use of burning or melting. Strictly speaking, if the cutting blades are straight the process is called shearing; if the cutting blades are curved then they… …
102Autorotation — In aviation, the word autorotation is applied to operation of fixed wing aircraft and rotary wing aircraft. The word has significantly different meanings in each of these two applications.In the operation of fixed wing aircraft, autorotation is… …
103Knife sharpening — Knives are sharpened by grinding against a hard rough surface, typically stone, or a soft surface with hard particles, such as sandpaper. For finer sharpening, a leather razor strap, or strop, is often used. The smaller the angle between the… …
104Steve Borden — Este artículo o sección necesita una revisión de ortografía y gramática. Puedes colaborar editándolo (lee aquí sugerencias para mejorar tu ortografía). Cuando se haya corregido, borra este aviso por favor …
105Components 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… …
106Advance ratio — Diameter of the propeller. In aeronautics and marine hydrodynamics, the advance ratio at which a propeller is operating is the ratio between the distance the propeller moves forward through the fluid during one revolution, and the diameter of the …
107Canoe — A canoe is a small narrow boat, typically human powered, though it may also be powered by sails or small electric or gas motors. Canoes usually are pointed at both bow and stern and are normally open on top, but can be covered. In its human… …
108Katana construction — was the labour intensive bladesmithing process developed in Japan for forging katana and other Japanese blades. Katana and wakizashi were often forged with different profiles, different blade thicknesses, and varying amounts of grind. Wakizashi… …
109Vertical 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… …
110E-Sky Lama model helicopters — The E Sky Lama family of model helicopters comprises small, 4 channel, remote controlled electric coaxial helicopters produced by E Sky. These include the original Lama, the Lama V2, Lama V3 and Lama V4, a series of coaxial remote control… …
