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aerodynamic propeller

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  • Propeller — A propeller is essentially a type of fan which transmits power by converting rotational motion into thrust for propulsion of a vehicle such as an aircraft, ship, or submarine through a mass such as water or air, by rotating two or more twisted… …   Wikipedia

  • Aerodynamic force — Forces on an aerofoil. Aerodynamic force is exerted on a body by the air (or some other gas) in which the body is immersed, and is due to the relative motion between the body and the gas. Aerodynamic force arises from two causes: [1] [2] …   Wikipedia

  • Propeller head — In aerospace engineering, the propeller head (or hub) is the central part of the propeller which is mounted on the aircraft engine s reduction gear, and in which the propeller blades are inserted, and which manages blade pitch variation. Most of… …   Wikipedia

  • aerodynamic balance — i. A means of reducing the hinge movement and thereby the physical effort needed to control an aircraft. If control surfaces were hinged at their leading edge and allowed to trail from this position in flight, the forces required to change the… …   Aviation dictionary

  • propeller — /preuh pel euhr/, n. 1. a device having a revolving hub with radiating blades, for propelling an airplane, ship, etc. 2. a person or thing that propels. 3. the bladed rotor of a pump that drives the fluid axially. 4. a wind driven, usually three… …   Universalium

  • aerodynamic twist — Intentional variation of the angle of incidence of any aerodynamic surface from root to tip to obtain desired stalling characteristics or a lift distribution pattern. Aerodynamic twist on a propeller blade …   Aviation dictionary

  • aerodynamic braking — Decelerating an aircraft by using means other than wheel brakes. The aerodynamic braking can be done by one or more of the following methods: i. Keeping the nose of the aircraft high with the nosewheel off the ground. This technique is normally… …   Aviation dictionary

  • propeller cuff — noun : a fairing of suitable airfoil shape used to cover the shanks of propeller blades in order to reduce the aerodynamic losses …   Useful english dictionary

  • Aircraft — An aircraft is a vehicle which is able to fly through the Earth s atmosphere or through any other atmosphere. Rocket vehicles are not aircraft if they are not supported by the surrounding air. All the human activity which surrounds aircraft is… …   Wikipedia

  • airplane — /air playn /, n. 1. a heavier than air aircraft kept aloft by the upward thrust exerted by the passing air on its fixed wings and driven by propellers, jet propulsion, etc. 2. any similar heavier than air aircraft, as a glider or helicopter. Also …   Universalium

  • military aircraft — Introduction       any type of aircraft that has been adapted for military use.       Aircraft have been a fundamental part of military power since the mid 20th century. Generally speaking, all military aircraft fall into one of the following… …   Universalium

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