If the field circuits of an unloaded salient pole synchronous motor gets suddenly open circuited, then (A) The motor stops. (B) It continues to run at the same speed. (C) Its runs at the slower speed. (D) It runs at a very high speed.

If the field circuits of an unloaded salient pole synchronous motor gets suddenly open
circuited, then
 (A) The motor stops.
 (B) It continues to run at the same speed.
 (C) Its runs at the slower speed.
 (D) It runs at a very high speed.
by

1 Answer

Answer :

Ans: B
The motor continues to run at the same speed because synchronous motor speed
does not depend upon load, Nα f.
by

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