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Railway transportation is increasingly used, as this mode of transport is more energy efficient and environmentally friendly than road transportation. Trains move on specific tracks called rails and wheels of the railway vehicle are also flanged steel wheels. Therefore least friction occurs at the point of contact between the track and wheels, resulting in less friction occurs. Therefore there is a need for control on the movement of trains in the form of railway signals which indicate to the drivers to mov

Author

erlalan

Language

EN