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It also upheld the following requirements: (1) registration of long guns, (2) applicants personally appear at the Firearms Registration Office to be photographed and fingerprinted, (3) applicants view a one-hour gun safety training video in order to register a firearm (DC had, under pressure of the lawsuits, already substituted this free video ...
The 60mm HVMS autocannon was designed as an infantry support gun mounted on light armored vehicles.. The project commenced in 1977, originally as a joint development between IMI Systems of Israel and OTO Melara of Italy, whereby IMI Systems were expected to develop the gun and ammunition, and OTO Melara the autoloader and a lightweight two-man turret which could be mounted on a variety of ...
Project HARP originated as the brainchild of Gerald Bull, a renowned but controversial ballistic engineer specializing in high-velocity guns and gun propulsion systems. [2] [3] In the mid-1950s, Bull was working on anti-ballistic missile (ABM) and intercontinental ballistic missile (ICBM) research at the Canadian Armaments and Research Development Establishment (CARDE) when he formulated the ...
The Firearms Control Regulations Act of 1975 was passed by the District of Columbia city council on June 29, 1976, [1] [2] and went into effect September 24, 1976. [3] The law banned residents from owning handguns , automatic firearms , or high-capacity semi-automatic firearms , as well as prohibited possession of unregistered firearms .
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A railgun or rail gun, sometimes referred to as a rail cannon, is a linear motor device, typically designed as a weapon, that uses electromagnetic force to launch high-velocity projectiles. The projectile normally does not contain explosives, instead relying on the projectile's high kinetic energy to inflict damage. [ 2 ]
For projectiles in unpowered flight, its velocity is highest at leaving the muzzle and drops off steadily because of air resistance.Projectiles traveling less than the speed of sound (about 340 m/s (1,100 ft/s) in dry air at sea level) are subsonic, while those traveling faster are supersonic and thus can travel a substantial distance and even hit a target before a nearby observer hears the ...
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