Railways Technical Ability Automobile Engineering Question Bank Automobile Engineering

  • question_answer                          Consider the following statements regarding boundary lubrication conditions in hydrodynamic journal hearings:
    1. It is an undesirable condition.                
    2. It always occurs during starting and stopping of the journal.
    3. It necessitates frequent repair of the journal.
    4. This condition can he completely eliminated by using high viscosity lubricant.
    Which of the statements given above are correct?

    A) 1, 2 and 4                     

    B) 2, 3 and 4

    C) 1 and 2            

    D) 3 and 4      

    Correct Answer: A


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