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  1. en.wikipedia.org › wiki › MaglevMaglev - Wikipedia

    Hace 19 horas · Its track length was 600 metres (2,000 ft), and trains levitated at an altitude of 15 millimetres [0.59 in], levitated by electromagnets, and propelled with linear induction motors. It operated for 11 years and was initially very popular with passengers, [36] but obsolescence problems with the electronic systems made it progressively unreliable [37] as years passed, leading to its closure in 1995.

  2. Hace 19 horas · F5 damage in Bridge Creek, Oklahoma, from the May 3, 1999, tornado.. This is a list of tornadoes which have been officially or unofficially labeled as F5, EF5, T10-T11, IF5, or an equivalent rating, the highest possible ratings on the various tornado intensity scales. These scales – the Fujita scale, the Enhanced Fujita scale, the International Fujita scale, and the TORRO tornado intensity ...