MCQ

Objective Type Questions on Motor

1. Which of the following statements regarding a reluctance motor is incorrect ? (a) It cannot be reversed, ordinarily. (b) It requires no D.C. field excitation for its operation. (c) It is nothing else but a single-phase, salient pole synchronous-induction motor. (d) Its squirrel cage rotor is of unsymmetrical magnetic construction in order to vary […]

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MCQ Questions on Transformer

1.A voltage transformer of which class of accuracy can be used for precision testing in standard laboratories? (a) 0.1 class (b) 10 class (c) 5.00 class (d) 1000 class 2. In a transformer the tappings are generally provided on (a) primary side (b) secondary side (c) low voltage side (d) high voltage side 3. The

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Transformer MCQ Questions

1. In a power transformer (a) primary winding is closer to core (b) secondary winding is closer to core (c) low voltage winding is closer to core (d) high voltage winding is closer to core 2. In a transformer, the magnetic coupling between primary and secondary circuit can be increased by (a) increasing the number

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