1. Why is it important to know the phase sequence of a three-phase power distribution system when connecting a three-phase motor to the system? 2. What is the phase sequence opposite to B-A

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Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.