When a 3-phase induction motor is supplied with balanced 3-phase supply, it produces a rotating magnetic field of magnitude:

1
Twice the peak value of the flux due to any individual phase
2
0.5 times the peak value of the flux due to any individual phase
3
1.5 times the peak value of the flux due to any individual phase
4
Equal to the peak value of the flux due to any individual phase
5
Thrice the peak value of the flux due to any individual phase

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