Maintenance of Rail Surface MCQ

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• Excessive lifting can be done if work is done under speed restrictions.
  ক

  True

  খ

  False
• What can be done to remove the Centre bound sleeper defect?
  ক

  Lifting of track

  খ

  Over packing of joints

  গ

  Loosening the ballast at ends

  ঘ

  Loosening the ballast at the centre
• Which of the following activity must be done when the track undergoes regrading?
  ক

  Lifting of track

  খ

  Providing drainage facilities

  গ

  Replacing the joints

  ঘ

  Adjusting the creep
• Which of the following is correct in case of pumping joints?
  ক

  It pumps out mud and water

  খ

  It pumps out only mud

  গ

  It pumps out fine dust

  ঘ

  It occurs in dry season
• What can happen if there is provision of wooden sleepers in a track that is normally laid with metal sleepers?
  ক

  Hogging of rails

  খ

  Sagging of rails

  গ

  High joints

  ঘ

  Pumping joints
• What should preferably be done to remove hogging if it occurs on a small scale?
  ক

  Cropping the hogged portion

  খ

  Dehogging machine

  গ

  Over packing of joint sleepers

  ঘ

  Replacing the whole rail
• What is hogging of joints?
  ক

  Depression of rail ends at joints

  খ

  Depression of the middle part of the rail

  গ

  Corrosion of joints

  ঘ

  Staggering of rails