Question: 1 . Why is it extremely important to confirm that the delta voltage equals zero before the delta is closed? a . To ensure that

1. Why is it extremely important to confirm that the delta voltage equals zero before the delta is closed?
a. To ensure that the secondary voltage does not become too high.
b. To avoid possible damage because of high current.
c. To avoid a short-circuit of the primary winding.
d. To maintain the secondary voltage at a constant level.

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