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Electronics - Alternating Current and Voltage - Discussion

@ : Home > Electronics > Alternating Current and Voltage > General Questions - Discussion

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"Nothing in life is to be feared, it is only to be understood."
- Marie Curie
2. 

In both induction and synchronous ac motors

[A]. the operating speed is very steady
[B]. the stator magnetic field is stationary
[C]. the stator magnetic field rotates
[D]. the "squirrel cage" forms the rotor

Answer: Option C

Explanation:

No answer description available for this question.


Sunil Kumar said: (Wed, Jun 6, 2012 05:01:40 PM)    
 
We know that without change in magnetic field no mutual induction will occur. In AC motor we know there is a mutual induction. Thats so why m.f should be rotatary.

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