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Lateral force also induces heeling in a sailboat, which requires resistance by weight of ballast from the crew or the boat itself and by the shape of the boat, especially with a catamaran. As the boat points off the wind, lateral force and the forces required to resist it become less important. [6]
A rudder is a primary control surface used to steer a ship, boat, submarine, hovercraft, airship, or other vehicle that moves through a fluid medium (usually air or water). On an airplane , the rudder is used primarily to counter adverse yaw and p-factor and is not the primary control used to turn the airplane.
Watercraft navigation lights must permit other vessels to determine the type and relative angle of a vessel, and thus decide if there is a danger of collision. In general, sailing vessels are required to carry a green light that shines from dead ahead to 2 points (22 + 1 ⁄ 2 °) abaft [note 1] the beam on the starboard side (the right side from the perspective of someone on board facing ...
A "tacking duel" develops when a leading boat decides to cover a trailing boat and the trailing boat seeks to escape the disturbed air. A successful approach for the trailing boat is to tack within the area of maximally disturbed air, where the wind has the least effect on the boat's wind-caused drag . [17] [18]
1. (ship's boat) A small, light boat propelled by oars or a sail, used as a tender to larger vessels during the Age of Sail. 2. (full-rigged pinnace) A small "race built" galleon, square-rigged with either two or three masts. 3. In modern usage, any small boat other than a launch or lifeboat associated with a larger vessel. pintle
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AAW An acronym for anti-aircraft warfare. aback (of a sail) Filled by the wind on the opposite side to the one normally used to move the vessel forward.On a square-rigged ship, any of the square sails can be braced round to be aback, the purpose of which may be to reduce speed (such as when a ship-of-the-line is keeping station with others), to heave to, or to assist moving the ship's head ...
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