In an open delta with a center-tapped transformer, label the two ends of the center-tapped transformer as L2 and L3 and label the high leg as L1. The current flow in the neutral (center tap) is equal to _____.
A. AN = A1- (A2 + A3)
B. AN = A1 + (A2- A3)
C. AN = A1- (A2- A3)
D. AN = A1 + (A2 + A3)
Answer: B
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