• 2022-06-15
    ______is a device attached to a rail to prevent it from creeping in the direction of train travel.
    A: flat bottom rail
    B: ullhead rail
    C: ail ancho
    D: aseplate
  • C

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      High-speed rail is a _____ train system. A: goods B: passenger

    • 1

      High-speed rail is a _____ train system. A: goods B: passenge

    • 2

      Interest in rail travel waned after World War II and by the late _______ the train was in decline. A: 1930s B: 1940s C: 1950s D: 1960s

    • 3

      What is the benefit of floating a wheelset in the bogie? A: It allows the wheelsets radial movement B: It fixes the wheelset rigidly. C: It allows the train to travel faster. D: It reduces vibrations from the wheel/rail interface.

    • 4

      The electricity can be got from( ),( )or an on-board energy storage device A: the line B: the overhead line C: a third rail D: the cable