[quote][b][url=/v3/forum/autres-sujets-militaires-44/topic/armes-du-xxieme-siecle-498/?post=19895#post-19895]ex-nighthawk00[/url] a dit le 31/01/2008 à 23:29 :[/b] [quote]Railguns use electromagnetic energy to fire projectiles long distances – more than 200 nautical miles. The projectiles rely on kinetic energy rather than explosives for their destructive power. The Navy hopes the railgun will eventually replace the standard 5-inch gun on its ships. But the weapon isn’t expected to be deployed until at least 2020.[/quote] http://www.news.navy.mil/view_single.asp?id=54925[/quote]