The magnitude of the phase voltage in a Y-connected generator is 100 V. What is the magnitude of the line voltage?
A) 86.6 V
B) 57.5 V
C) 173.2 V
D) 100 V

Name: The magnitude of the phase voltage in a Y-connected generator is 100 V. What is the magnitude of the line voltage? A) 86.6 V B) 57.5 V C) 173.2 V D) 100 V
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Question

Quizplus · Accepted Answer

In a Y-connected (or star-connected) system, the line voltage is √3 times the phase voltage. Therefore, for a phase voltage of 100 V, the line voltage is 100V * √3 = 173.2 V.

The Magnitude of the Phase Voltage in a Y-Connected Generator