The phase sequence of a three-phase alternator will ___

The phase sequence of a three-phase alternator will reverse if

A. the field current is reversed keeping the direction of rotation same.
B. the field current remains the same but the direction of rotation is reversed.
C. the field current is reversed and the number of poles is doubled.
D. the number of poles is doubled without reversing the field current.

Show Answer

Answer: B

Share your understanding of this question with the correct explanation.