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Power electronics miscellaneous

  1. The speed and torque of induction motors can be varied by which of the following means:
    1. Stator voltage control
    2. Rotor voltage control
    3. Frequency control
    1. 1 only
    2. 2 only
    3. 1 and 2 only
    4. 1, 2 and 3
Correct Option: D

NA



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