Answer / sameh el-azab

-if the motor is single phase nothing happens because the ac wave inversed automatically
- if the motor is three phase there will be two case:-
1- if u change two line the motor direction is inversed
2- if you change the three line nothing happens

Answer / k.prakashchandra

Ac does not have polarity , you can change the phase sequence

Answer / shahbaz

If it is 3 ph inductin mtor then its directin of rotatin gets reversed

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1 Answers  

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How servo stabilizer works.

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Explain Continuous and Discrete signals?

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tell how current tranfomer works

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