Navys Mach 8 Railgun Obliterates Record

by Marie on February 4, 2011

Mach8 Electromagnetic RailgunBack in December of 2010 reporters were invited to watch the test firing of the Mach 8 Electromagnetic Railgun at the Dalghren Naval Surface Warfare Center. A tangle of two-inch thick coaxial cables hooked up to stacks of refrigerator-sized capacitors took five minutes to power juice into a gun the size of a school bus built in a warehouse. With a 1.5-million-ampere spark of light and a boom audible in a room 50 feet away, the bullet left the gun at a speed of Mach 8. It can destroy an enemy 100 miles away and fire bullets at eight times the speed of sound. How it works

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