Answer / somu0507

Transformer tap changer is placed at HT side. Following are major advantages:
1- Finer (smoother) voltage variation for per turn tap changing.
2- Lower current to handle than LT side.

If a 3 phase induction motor is in off condition in the conveyor and rotor of the motor keeps moving with the conveyor than the resistance of windings of motor varies. why is it so ??

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how we can convert 3 phase to single phase without using any transformer

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