righting moment

righting moment
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English-Russian arms dictionary. 2013.

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  • righting moment — noun : a moment that tends to restore an airplane or a naval vessel to its previous attitude after any small rotational displacement called also restoring moment …   Useful english dictionary

  • restoring moment — noun : righting moment …   Useful english dictionary

  • Cat righting reflex — The cat righting reflex is a cat s innate ability to orient itself as it falls in order to land on its feet, often uninjured. The righting reflex begins to appear at 3 4 weeks of age, and is perfected at 7 weeksFact|date=March 2008. They are able …   Wikipedia

  • Metacentric height — Ship Stability diagram showing centre of gravity (G), centre of buoyancy (B), and metacentre (M) with ship upright and heeled over to one side. Note that for small angles, G and M are fixed, while B moves as the ship heels, and for big angles B… …   Wikipedia

  • Sailing ballast — Ballast is used in sailboats to provide moment to resist the lateral forces on the sail. Insufficiently ballasted boats will tend to tip, or heel, excessively in high winds. Too much heel may result in the boat capsizing. When sailing vessels… …   Wikipedia

  • ship — shipless, adj. shiplessly, adv. /ship/, n., v., shipped, shipping. n. 1. a vessel, esp. a large oceangoing one propelled by sails or engines. 2. Naut. a. a sailing vessel square rigged on all of three or more masts, having jibs, staysails, and a… …   Universalium

  • Capsize — The common definition for capsized refers to when a boat or ship is tipped over until disabled. The act of reversing a capsized vessel is called righting.If a capsized vessel has sufficient flotation to prevent sinking, it may recover on its own… …   Wikipedia

  • Keel — In boats and ships, keel can refer to either of two parts: a structural element, or a hydrodynamic element. These parts overlap. As the laying down of the keel is the initial step in construction of a ship, the construction is dated from this… …   Wikipedia

  • Canting keel — A canting keel is a form of sailing ballast, suspended from a rigid canting strut beneath the boat, which can be swung to windward of a boat under sail, in order to counteract the heeling force of the sail. The canting keel must be able to pivot… …   Wikipedia

  • Personal flotation device — A man wearing a life vest, with another life vest hanging at the lower left. A personal flotation device (abbreviated as PFD; also referred to as, lifejacket, life preserver, Mae West, life vest, life saver, cork jacket, buoyancy aid, flotation… …   Wikipedia

  • Proa — A proa or prau is a type of multihull sailing vessel. While the word proa just means boat in its native language, the term proa in Western languages has come to describe a vessel consisting of two (usually) unequal length parallel hulls, sailed… …   Wikipedia


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