In case of the 3 phase winding with delta or star connection without neutral, if one of the supply lines gets disconnected, then the MMF becomes _________?

Rotating with synchronous speed

Rotating with sub synchronous speed

Rotating with super synchronous speed

In case of the 3 phase winding with delta or star connection without n

1.	In case of the 3 phase winding with delta or star connection without neutral, if one of the supply lines gets disconnected, then the MMF becomes _________?
A.	Stationary and pulsating
B.	Rotating with synchronous speed
C.	Rotating with sub synchronous speed
D.	Rotating with super synchronous speed
Answer» B. Rotating with synchronous speed

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