A 3-phase induction motor is wound for 4-poles and is supplied from a 50 Hz system. When speed of the rotor is 600 rpm, the rotor frequency will be:
A. 30 Hz
B. 35 Hz
C. 40 Hz
D. 45 Hz
Answer:A
A 3-phase induction motor is wound for 4-poles and is supplied from a 50 Hz system. When speed of the rotor is 600 rpm, the rotor frequency will be:
A. 30 Hz B. 35 Hz C. 40 Hz D. 45 Hz