Electrical Engineering MCQs for competitive tests, job tests, university exams are provided on various Electrical and Electronics topics.
Induction Motor MCQs Part 15 If supply voltage of a 3-phase induction motor is increased two times, the torque of motor is If supply voltage of a 3-phase induction motor is increased two times, the torque of motor is Increased two times Decreased two times Decreased four times Increased four times Correct answer: 4. increased … Read more
Power Generation MCQs Part 23 If plant capacity equals the maximum demand, then, the value of load factor If plant capacity equals the maximum demand, then, the value of load factor: Is less than plant capacity factor Is equal to plant capacity factor Is more than plant capacity factor None of these Correct answer: 2. … Read more
Power Generation MCQs Part 22 Demand factor is usually Demand factor is usually: More than 1 Equal to 1 Less than 1 None of these Correct answer: 3. Less than 1 Fuel transportation cost is minimum in Fuel transportation cost is minimum in: Steam power plant Diesel power plant Nuclear power plant Hydroelectric power plant … Read more
Power Generation MCQs Part 21 Which of following power plants will take the least time in starting from cold conditions to full load conditions: Which of following power plants will take the least time in starting from cold conditions to full load conditions: Hydroelectric power plant Gas power plant Steam power plant Nuclear power plant … Read more
Single Phase Induction Motor MCQs Part 1 The rotor used in single phase induction motor is The rotor used in single phase induction motor is: Squirrel cage Wound rotor Any of above None of these Correct answer: 1. Squirrel cage The resistance split-phase induction motors are most popular type of single-phase inductions motors because of … Read more
Basic Electrical Engineering MCQs Part 21 Three electric bulbs 30 W, 60 W, and 100 W are designed to work on 230 V mains. Which bulb will burn more brightly if they are connected in series across 220 V mains Three electric bulbs 30 W, 60 W, and 100 W are designed to work on … Read more
Basics Electrical Engineering MCQs Part 20 What is value of current if one billion electrons path through a cross sectional area in 10^-3 s: What is value of current if one billion electrons path through a cross sectional area in 10^-3 s: 1.2 * 10^-6 A 1.6 * 10^-6 A 1.2 * 10^-7 A 1.6 … Read more
Basic Electrical Engineering MCQs Part 19 Temperature coefficient of resistance for insulators is Temperature coefficient of resistance for insulators is: Positive Negative Zero None of these Correct answer: 2. Negative If electric current passes through nerve, the person If electric current passes through nerve, the person: Begins to weep Begins to laugh Is excited Becomes … Read more
Power Generation MCQs Part 20 Mechanical energy is supplied to a DC generator at rate of 30000 J/s. The generator delivers 35 at V. The efficiency of generator is: Mechanical energy is supplied to a DC generator at rate of 30000 J/s. The generator delivers 35 at V. The efficiency of generator is: 9198 8198 … Read more
Switchgear and Protection MCQs Part 9 During which part of fault current wave, the fuse melts During which part of fault current wave, the fuse melts: When first peak is reached Before first peak is reached After first peak is reached None of these Correct answer: 2. Before first peak is reached During short circuit … Read more