If the number of poles in the first stage of a Rototrol (Regulex) is 2, the number of ___

If the number of poles in the first stage of a Rototrol (Regulex) is 2, the number of poles in the second stage will be

A. 2
B. 4
C. 6
D. 8

Show Answer

Answer: B

Share your understanding of this question with the correct explanation.