A double squirrel-cage induction motor has
A. Two rotors moving in opposite direction
B. Two parallel windings in stator
C. Two parallel windings in rotor
D. Two series windings in stator
Answer: Option C
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Related Questions on Polyphase Induction Motors
Which is of the following data is required to draw the circle diagram for an induction motor?
A. Block rotor test only
B. No load test only
C. Block rotor test and no-load test
D. Block rotor test, no-load test and stator resistance test
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A. Increasing slip
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C. Both (A) and (B)
D. None of the above
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B. Slip ring induction motors only
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how?