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Choose a Page:Which were the biggest locomotives...Who built the first locomotives?What were the first railways used for?What is the record speed for a train?What was the biggest gun train eve...When was the first underground rai...Which is the world's largest under...What does 'gauge' mean on railways?What is a monorail?How does streamlining speed up trains?Are steam trains still being built?What is the fastest train in use t...Which are the longest rail and met...*What sort of motors power today's ...* What sort of motors power today's fast trains? The original British high-speed trains used 200-horsepower diesel engines, and in 1973 set a record for diesels of 143 mph (230 kph). These were superseded by today's gas turbine (jet) engines. The fastest modern trains, such as the French TGV, use electric motors. The French TGV uses electric motors   Previous: Back Book: 1001 Section: Science and Technology Chapter: Railways