Electrical Engineering MCQs for competitive tests, job tests, university exams are provided on various Electrical and Electronics topics.
Power Generation MCQs Part 29 The area under daily load curve divided by 24 gives The area under daily load curve divided by 24 gives: Demand factor Maximum demand Connected load Average load for day Correct answer: 4. Average load for day A large hydropower station has head of 350 m and an average flow … Read more
Electric Power Transmission MCQs Part 12 The bundled arrangement reduces The bundled arrangement reduces: Inductance of line Power loss due to corona Radio interference due to corona All of these Correct answer: 4. All of these The string efficiency for DC system is The string efficiency for DC system is: 25% 50% 75% 100% Correct … Read more
Switchgear and Protection MCQs Part 12 For interrupting high voltage and low current, which of following circuit breaker is preferred For interrupting high voltage and low current, which of following circuit breaker is preferred: Air blast CB Vacuum CB Oil CB All of these Correct answer: 2. Vacuum CB Which of the below mentioned relays … Read more
Power Generation MCQs Part 28 A large hydropower station has head of 350 m and an average flow of 1400 A large hydropower station has head of 350 m and an average flow of 1400 m³/s. The reservoir is composed of series of lakes covering an area of 6400 km². The number of days the … Read more
Induction Motor MCQs Part 18 A wound rotor motor is used in practical applications that require A wound rotor motor is used in practical applications that require Less costly motor is not required High rotor resistance is required during High starting torque is required Speed control is required Correct answer: 3. High starting torque is … Read more
Electrical Measurement MCQs Part 2 In dynamometer wattmeter, the moving coil is the In dynamometer wattmeter, the moving coil is the: Current coil Potential coil Current coil or potential coil None of these Correct answer: 2. Potential coil Dynamometer type instruments can be used for Dynamometer type instruments can be used for: AC only DC … Read more
Basic Electrical Engineering MCQs Part 25 The resistance of a straight conductor depends on all of below mentioned with the exception of The resistance of a straight conductor depends on all of below mentioned with the exception of: Temperature Shape of cross-section Material Cross-sectional area Correct answer: 2. Shape of cross-section A substance having number … Read more
Basic Electrical Engineering MCQs Part 24 How much time is needed for 100 μC of charge to pass a point in circuit if current flow is 20 mA How much time is needed for 100 μC of charge to pass a point in circuit if current flow is 20 mA: 2 s 5 s 5*10^-3 … Read more
Switchgear and Protection MCQs Part 11 Which of the below mentioned fault imposes severest duty on circuit breaker Which of the below mentioned fault imposes severest duty on circuit breaker: Line to Ground fault Line to Line fault Line to Line to Line fault Three phase fault Correct answer: 4. Three phase fault Certain power … Read more
Switchgear and Protection MCQs Part 10 An arc is produced when switch having high voltage and large current circuit is An arc is produced when switch having high voltage and large current circuit is Closed Opened Either of above None of above Correct answer: 2. Opened A circuit breaker is rated as 1500 A, 1000 … Read more