1.

In star/star connection the voltage can be correctly expressed as ____________

A. e<sub>aN</sub> = e<sub>a</sub> sin 2 t + e<sub>a3</sub> sin 3 t
B. e<sub>aN</sub> = e<sub>a</sub> sin t + e<sub>a3</sub>sin 3 t
C. e<sub>aN</sub> = e<sub>a</sub> sin 3 t + e<sub>a3</sub>sin 3 t
D. e<sub>aN</sub> = e<sub>a</sub> sin 6 t + e<sub>a3</sub>sin 3 t
Answer» C. e<sub>aN</sub> = e<sub>a</sub> sin 3 t + e<sub>a3</sub>sin 3 t


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