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The Mark 7 was a variable-yield fission weapon that used a levitated pit and an implosion design with 92 high-explosive lenses. The weapon had multiple yields of 8, 19, 22, 30, 31, and 61 kt by using various weapon pits. [4] The weapon had airburst and contact fuzing modes. The weapon used in flight insertion for safing and later versions of ...
The lightweight 16-in/50 Mark 7 was designed to resolve this conflict. These guns were 50 calibers long, 50 times their 16-inch (406 mm) bore diameter with barrels 66.7 ft (20.3 m) long, from chamber to muzzle. Each gun weighed about 239,000 lb (108 t) without the breech, and 267,900 lb (121.5 t) with the breech. [1]
2,100 ft/s (640 m/s) (reduced charge) Effective firing range. 23,900 yd (21,900 m) at 15° elevation. The 12"/50 caliber Mark 7 gun (spoken "twelve-inch-fifty-caliber") was a United States Navy 's naval gun that first entered service in 1912. Initially designed for use with the Wyoming class of dreadnought battleships, the Mark 7 also armed the ...
Weapons used in the world's martial arts can be classified either by type of weapon or by the martial arts school using them. By weapon type. Melee weapons
The Chu family (朱家) branch attributes its art to Chu Fook-To, who created Southern Praying Mantis as a fighting style for opponents of the Qing (1644–1912), a Manchu dynasty that overthrew the Ming royal family (1368–1644), who were Han Chinese. This is the oldest branch in terms of origin and is the probable origin of the Southern ...
Russia will keep sending nuclear warning signals to its enemies in the West until they get the message, an influential foreign policy hawk said on Wednesday. Security expert Sergei Karaganov has ...
The M240G is the ground version of the original M240 or M240E1, 7.62 mm medium class weapon designed as a coaxial/pintle-mounted machine gun for tanks and LAVs. The M240G can be modified for ground use by the installation of an "infantry modification kit" (a flash suppressor , front sight, carrying handle for the barrel , a buttstock, infantry ...
The first page of the Codex Wallerstein shows the typical arms of 15th-century individual combat, including the longsword, rondel dagger, messer, sword -and- buckler, voulge, pollaxe, spear, and staff. Historical European martial arts (HEMA) are martial arts of European origin, particularly using arts formerly practised, but having since died ...