During under excitation the current drawn by motor increases & power factor decreases and will be lagging in nature

Q.  Under excitation occurs when the magnitude of induced emf of synchronous motor is less than the applied voltage. During under excitation the current drawn by the motor and power factor
- Published on 29 Oct 15

a. Increases, decreases and will be lagging in nature
b. Decreases, increases and will be leading in nature
c. Increases, increases and will be leading in nature
d. Decreases, decreases and will be lagging in nature

ANSWER: Increases, decreases and will be lagging in nature

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