Railways Technical Ability Instrument Mechanical Question Bank Instrument Mechanical

  • question_answer Consider the following statements:
    1. A reverse jet protects Pelton turbine from over speeding.
    2. Runner blades of Francis turbine are adjustable.
    3. Draft tube is used invariably in all reaction turbine installations.
    4. Surge tank is a protective device on penstock. Of these statements:

    A) 1 and 2 are correct         

    B) 2 and 3 are correct

    C) 3 and 4 are correct         

    D) 1 and 4 are correct.

    Correct Answer: C

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