Railways Technical Ability Instrument Mechanical Question Bank Instrument Mechanical

  • question_answer Consider the following statements: Polytetrafluoro-ethane is
    1. A thermoplastic material.
    2. Having high friction co-efficient.
    3. A thermosetting material.                       
    4. Having low friction co-efficient.
    5. An electric insulator.
    6. non-sticking to surfaces.
    Which of the above statements are correct?

    A) 1, 2 and 5                     

    B) 2, 3 and 6

    C) 3, 4 and 5                     

    D) 3, 2 and 5.

    Correct Answer: A


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