In a synchronous machine, the ratio of the field current required to p – McqOptions

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1.	In a synchronous machine, the ratio of the field current required to produce rated voltage on an-open circuit to the field current required to produce rated armature current with the armature terminals shorted while the machine is mechanically run at synchronous speed is termed as:
A.	Short circuit ratio
B.	synchronous resistance
C.	synchronous impedance
D.	synchronous reactance
Answer» B. synchronous resistance

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