Question
A 3 – Φ, 6 pole, 50 Hz IM has a rotor speed of 987 rpm....
A 3 – Φ, 6 pole, 50 Hz IM has a rotor speed of 987 rpm. Find
rotor frequency?
A. 60 Hz
B. 0.65 Hz
C. 0.75 Hz
D. 0.70 Hz
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