Double revolving field theory

Q.  According to double revolving field theory, any alternating quantity can be resolved into two rotating components. The directions and magnitude of these components are
- Published on 29 Oct 15

a. Same directions, each having magnitude equal to the maximum magnitude of alternating current
b. Opposite directions, each having magnitude equal to the maximum magnitude of alternating current
c. Opposite directions, each having magnitude half of the maximum magnitude of alternating current
d. Same directions, each having magnitude half of the maximum magnitude of alternating current

ANSWER: Opposite directions, each having magnitude half of the maximum magnitude of alternating current

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