Maglev stands for magnetic levitation which is how these trains hover and are pushed along the tracks.
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While only three countries currently have operational maglev trains, China, Japan and South Korea, the world's first commercial maglev train system actually launched in Birmingham, UK in 1985, three years after this lecture was broadcast.
Watch the full lecture: http://www.rigb.org/christmas-lectures/watch/1983/machines-in-motion/driving-forces?utm_source=youtube&utm_medium=social&utm_term=description
Leonard Maunder gave the 1983 Christmas Lectures "Machines in Motion" about motion on all scales - from atoms to locomotives to space ships.
The first lecture "Driving Forces" is about the kinematics that make up the geometry of motion.
Watch the full series: http://www.rigb.org/christmas-lectures/watch/1983/machines-in-motion?utm_source=youtube&utm_medium=social&utm_term=description
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