Physics · Alternating Current
How can the phase sequence at the load terminals be reversed while the sequence of the main 3-phase supply remains unchanged?
- 1By interchanging all three line wires simultaneously
- 2By changing the star connection to delta connection
- 3By turning off the main switch breaker
- 4By interchanging any two of the three line wires✓
Correct answer
By interchanging any two of the three line wires
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