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1.75 m – (5 feet 8 inches) – height of average U.S. male human as of 2002 (source: U.S. CDC as per female above) 2.4 m – wingspan of a mute swan; 2.5 m – height of a sunflower; 2.7 m – length of a leatherback sea turtle, the largest living turtle; 2.72 m – (8 feet 11 inches) – tallest-known human (Robert Wadlow) [31]
In 1983, Research Armament Industries (RAI) in the United States began development of a new, long-range sniper cartridge capable of firing a 16.2-gram (250 gr), 0.338-inch-diameter (8.6 mm) bullet at 914 metres per second (3,000 ft/s), that could lethally penetrate five layers of military body armor at 1,000 m (1,094 yd).
8.6mm Blackout (8.6×43 mm), sometimes referred to as 8.6 BLK, [1] is a centerfire rifle cartridge developed by the firearms manufacturer Q, LLC. [6] It utilizes a shortened case from the 6.5mm Creedmoor necked up to an 8.6 mm caliber (8.585 mm or 0.338 in diameter) projectile. 8.6 Blackout is designed for use in bolt-action rifles or as a caliber conversion for AR-10 style rifles.
8×63mm patron m/32: 8.20 (.323) Rebated: 62.81 (2.473) 12.18 (.480) 12.43 (.489) 11.51 (.453) 9.1 (.358) 84.62 (3.331) 8×64mm S: 8.20 (.323) 64.00 (2.520) 12.00 (.473) 11.95 (.470) 10.85 (.427) 8.96 (.353) 87.5 (3.445) 8×68mm S: 8.20 (.323) 67.50 (2.657) 13.00 (.512) 13.30 (.524) 12.15 (.478) 9.14 (.360) 87 (3.425) 8mm Remington Magnum: 8. ...
Measurements are in millimeters then inches, i.e. mm (in). Pistol cartridges Name ... (2.8) 6.5mm Creedmoor: 6.70 (.264) 48.8 (1.924) 12.01 (.473) 11.9 (.470)
The rifle itself is offered in two variants: the S-5.56 A1 with a 19.9-inch barrel and 1:12 pitch rifling (1 turn in 305 mm), optimized for the use of the M193 Ball cartridge; and the S-5.56 A3 with a 20-inch barrel and a 1:7 pitch rifling (1 turn in 177, 8 mm), optimized for the use of the SS109 cartridge. [216]
Common metre or common measure [1] —abbreviated as C. M. or CM—is a poetic metre consisting of four lines that alternate between iambic tetrameter (four metrical feet per line) and iambic trimeter (three metrical feet per line), with each foot consisting of an unstressed syllable followed by a stressed syllable. The metre is denoted by the ...
(m/s) Momentum (N⋅s) Explanation 0.42 2.4 1 A 420-gram (15 oz) football (FIFA specified weight for outdoor size 5) kicked to a speed of 8.6 km/h (5.3 mph). 0.42 38 16 The momentum of the famous football kick of the Brazilian player Roberto Carlos in the match against France in 1997. The football had a speed of 137 km/h (85 mph), making it one ...