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Synchronous Motors

Synchronous Motors
The percentage slip in case of a synchronous motor is

zero
0.005
1
0.01

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Synchronous Motors
When load on a synchronous motor is increased, its armature current is increased provided, it is ______

Under-excited
All of these
Over-excited
Normally excited

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Synchronous Motors
A synchronous motor can be started by

Pony motor
Provinding damper winding
All of the listed here
Dc compound motor

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Synchronous Motors
A synchronous motor delivers reactive power when ______

None of the listed here
Normally excited
Over excited
Under excited

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Synchronous Motors
The capacity of a synchronous capacitor is generally in the range of

kVAR
None of the listed here
VAR
MVAR

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Synchronous Motors
The net armature voltage of a synchronous motor is equal to the

vector sum of Eb and V
arithmetic sum of Eb and V
arithmetic difference of Eb and V
vector difference of Eh and V

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