The length cf air gap to be provided in ______ is primarily determined by power factor consideration.

The length cf air gap to be provided in ______ is primarily determine

1.	The length cf air gap to be provided in ______ is primarily determined by power factor consideration.
A.	d.c. series motor
B.	d.c. shunt motor
C.	induction motor
D.	synchronous motor
Answer» D. synchronous motor

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The length cf air gap to be provided in ______ is primarily determined by power factor consideration.

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