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When load on an over-excited or under excited synchronous motor is increased, rate of change of its armature current as compared to that of power factor is

April 20, 2023May 1, 2023 Electric 0 Comments

Electrial Engineering MCQ on Synchronous Motors

When load on an over-excited or under excited synchronous motor is increased, rate of change of its armature current as compared to that of power factor is

Equal
Less
More
Twice

Correct answer: 2. Less

← When voltage applied to a synchronous motor is increased, which of the below mentioned will reduce
If excitation of a synchronous motor running with a constant load is decreased from its normal value, ignoring effects of armature reaction, it leads to →

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Units and Quantities
Basic Electrical Laws
BJT MCQ
Control System MCQ
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Diode MCQ Questions
Induction Motor MCQ
Measurement and Instrumentation
Synchronous Generator MCQ
Synchronous Motor MCQ
Sensors
Transformer
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Op Amp MCQ
Power Generation MCQ
Power Transmission & D
Power System Protection
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