Consider a single phase synchronous machine of cylindrical rotor type. A single phase supply is given to the stator winding and a voltmeter is connected across rotor winding. For what value of r, the voltmeter reads maximum?

Consider a single phase synchronous machine of cylindrical rotor type.

1.	Consider a single phase synchronous machine of cylindrical rotor type. A single phase supply is given to the stator winding and a voltmeter is connected across rotor winding. For what value of _r, the voltmeter reads maximum?
A.	90
B.	0
C.	45
D.	30
Answer» C. 45

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Consider a single phase synchronous machine of cylindrical rotor type. A single phase supply is given to the stator winding and a voltmeter is connected across rotor winding. For what value of r, the voltmeter reads maximum?

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Consider a single phase synchronous machine of cylindrical rotor type. A single phase supply is given to the stator winding and a voltmeter is connected across rotor winding. For what value of _r, the voltmeter reads maximum?