Railways Technical Ability Instrument Mechanical Question Bank Instrument Mechanical

  • question_answer Consider the following statements regarding torque converter:
    1. It has a stationary set of blades in addition to the primary and secondary rotors.
    2. It can be used for multiplication of torques.
    3. The maximum efficiency of a inverter is less than that of a fluid coupling
    4. In a converter designed to give a large increase of torque, the efficiency........speed ratio approaches unity.
    Of these statements:

    A) 1, 2, 3 and 4 are correct

    B) 1, 2 and 3 are correct

    C) 1, 2 and 4 are correct

    D) 3 and 4 are correct

    Correct Answer: B


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