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In a 3-phase star-connected balance system, the line voltage V_L leads its corresponding phase voltage V_ph by an angle of:

A60 degrees
B90 degrees
C30 degrees
D0 degrees

Explanation

In a balanced star (wye) system, line voltage is sqrt(3) times phase voltage and leads phase voltage by 30 degrees.

Submitted by: mcqstutor Team More Electrical Engineering MCQs →

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