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Electrical Engineering Mcqs — Test 29

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Question 1
A synchronous motor is running on a load with normal excitation. Now if the load on the motor is increased
Question 2
Under which of the following conditions hunting of synchronous motor is likely to occur?
Question 3
Synchronous motor always runs at______________?
Question 4
The minimum armature current of the synchronous motor corresponds to operation at______________?
Question 5
If load (or torque) angle of a 4-pole synchronous motor is 6° electrical, its value in mechanical degrees is__________?
Question 6
A synchronous motor can operate at____________?
Question 7
The oscillations in a synchronous motor can be damped out by_______________?
Question 8
When the field of a synchronous motor is under-excited, the power factor will be____________?
Question 9
The percentage slip in case of a synchronous motor is____________?
Question 10
Riunting in a synchronous motor takes place___________?