Q.

In ac distribution system the voltage can be controlled by using 

  • ATap changing transformer
  • BBooster transformer
  • CInduction regulator
  • DAny of the above 
Correct Answer : (D)

Any of the above 

Hints :

In ac distribution system the voltage can be controlled by using any one of these 1. Tap changing transformer, 2. Booster transformer, 3. Induction regulator.

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