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Impedance angle of a synchronous motor
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Electrical Machines
Q. The impedance angle or internal machine angle (°) of a synchronous motor is equal to
- Published on 29 Oct 15
a.
tan
-1
X
s
/ R
a
b.
tan
-1
R
s
/ X
a
c.
tan
-1
X
s
/ Z
a
d.
tan
-1
Z
s
/ R
a
ANSWER: tan
-1
X
s
/ R
a
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