The stator and the rotor of a 3-phase. 4-pole wound rotor induction motor are excited respectively from a
50 Hz and 30 Hz source of appropriate voltage.
Neglecting all losses, what is/are the possible no-load speed/speeds at which the motor would run?
A. 1,500 rpm and 900 rpm.
B. 2,400 rpm and 600 rpm.
C. 2.400 rpm only
D. 600 rpm only
Show Answer
Answer: B
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