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Ship stability. Ship stability is an area of naval architecture and ship design that deals with how a ship behaves at sea, both in still water and in waves, whether intact or damaged. Stability calculations focus on centers of gravity, centers of buoyancy, the metacenters of vessels, and on how these interact.
The metal sheathing of Cutty Sark, made from the copper alloy Muntz metal. Copper sheathing is a method for protecting the hull of a wooden vessel from attack by shipworm, barnacles and other marine growth through the use of copper plates affixed to the surface of the hull, below the waterline. It was pioneered and developed by the Royal Navy ...
Hogging is the stress a ship's hull or keel experiences that causes the center or the keel to bend upward. Sagging is the stress a ship's hull or keel is placed under when a wave is the same length as the ship and the ship is in the trough of two waves. This causes the middle of the ship to bend down slightly, and depending on the level of bend ...
Short S23 "C" Class or "Empire" flying boat A PBM Mariner takes off in 1942 Dornier X in 1932. A flying boat is a type of fixed-winged seaplane with a hull, allowing it to land on water. [1] It differs from a floatplane in having a fuselage that is purpose-designed for flotation, while floatplanes rely on fuselage-mounted floats for buoyancy.
Sailing (sport) The sport of sailing involves a variety of competitive sailing formats that are sanctioned through various sailing federations and yacht clubs. Racing disciplines include matches within a fleet of sailing craft, between a pair thereof or among teams. Additionally, there are specialized competitions that include setting speed ...
The yachts varied in length from 26 to 44 feet, [ 2] and included express, sport fisherman, sedan and dual cabin models on a semi- planing hull. The series was made of welded aluminum . Most Marinettes today are used on inland rivers and lakes, although some are found in saltwater locations. They are, due to their light weight, relatively ...
This is a list of boat types. For sailing ships , see: List of sailing boat types This is a dynamic list and may never be able to satisfy particular standards for completeness.
The list of hull classifications comprises an alphabetical list of the hull classification symbols used by the United States Navy to identify the type of a ship. The combination of symbol and hull number identify a modern Navy ship uniquely. A heavily modified or repurposed ship may receive a new symbol, and either retain the hull number or ...