Electrical Engineering MCQs for competitive tests, job tests, university exams are provided on various Electrical and Electronics topics.
Electrical Engineering MCQ on Induction Motor Part 27 Starting winding of a single-phase motor of a refrigerator is disconnected from the circuit by using Starting winding of a single-phase motor of a refrigerator is disconnected from the circuit by using Correct answer: 2. Magnetic relay The maximum torque in repulsion motor is developed when The maximum torque … Read more
Electrical Engineering MCQs on Induction Motor Speed torque characteristic of a repulsion induction motor are similar to that of a Correct answer: 1. DC Compound motor
Electrical Engineering MCQs on Induction Motor In order to reverse the direction of rotation of a capacitor start motor while it is running Correct answer: 2. Disconnect motor from the supply till it stops then reconnect it to supply with reversed connection of main or auxiliary winding”
Electrical Engineering MCQs on Induction Motor In split phase motor main winding is of Correct answer: 1. Thick wire placed at the bottom of the slots
Electrical Engineering MCQs on Induction Motor A schrage motor can run on Correct answer: 4. All of these
Electrical Engineering MCQs on Induction Motor The speed of a universal motor is generally reduced by using which of following Correct answer: 4. Gearing
Electrical Engineering MCQs on Power System Protection Part 31 The short circuit in any winding of the transformer is the because of The short circuit in any winding of the transformer is the because of Correct answer: 1. Impulse voltage Overload relays are of Overload relays are of Correct answer: 4. All of these To reduce short … Read more
Electrical Engineering MCQs on Power System Protection Routine tests are conducted on Routine tests are conducted on Correct answer: 4. All of these Circuit breakers generally operate Circuit breakers generally operate Correct answer: 4. Under transient state of short-circuit current The property that can be neglected in case of a short line The property that can be … Read more
Electrical Engineering MCQ on Semiconductors As doping to a pure semiconductor increases, the bulk resistance of the semiconductor Correct answer: 1. Decreases
Electrical Engineering MCQ on Semiconductors When pentavalent impurity is added to pure semiconductor it becomes Correct answer: 3. n-type semiconductor