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When determining the proper wiring connections to develop a particular voltage, a technician requires knowledge of the ___.

An interconnected wye connection is a method of wiring transformers where two separate windings are interconnected on each phase in a linear fashion.

In some older steel mills, some ___ Hz motors are still used to move the hot bar from the rolling dies and send it to the shear.

A(n) ___ connection is a method of wiring transformers where the windings are divided over several legs of the transformer core.

A Scott connection uses a tap at the 70% point on the main transformer and a tap at the 90% point on the teaser transformer.

If the fuse is blown in a transformer primary, it is appropriate to assume the transformer is no longer hot.

In general, two or more transformers wired in parallel are more efficient than a single transformer.

A transformer of one vector group cannot be connected in parallel with a transformer of another group because of the difference in angular displacement.

A(n) ___ with 6-phase input is more efficient than the 3-phase equivalent.

Two-phase systems are still extremely common in all industrial areas.