1.

In a 3 phase system, the zero sequence component of line to line voltages is zero

A. if line to line voltages are balanced
B. if line to line voltages are unbalanced
C. if line to line voltages are balanced or unbalanced
D. if degree of unbalanced in line to line voltages is small
Answer» D. if degree of unbalanced in line to line voltages is small


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