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  1. What does VVVF stand for?

  2. A.

     Variant Voltage Vile Frequency

    B.

     Variable Velocity Variable Fun

    C.

     Very Very Vicious Frequency

    D.

     Variable Voltage Variable Frequency

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    Answer : Option D

    Explanation :

    It is a method of controlling the speed of an AC induction motor, whereby speed, current and torque can all be accurately controlled.


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