Power system protection MCQ Part 3. Go to main Which one of following is an example of symmetrical fault Which one of following is an example of symmetrical fault? Phase to phase fault Single phase to earth Two phases to earth Three phase fault Correct answer: 4. Three phase fault Generally the clearing time in … Read more
Electrical Engineering MCQ shares Power Factor MCQ Questions. Power Factor is a ratio of Power factor is a ratio of: True power to apparent power Apparent power to true power Sum of real and reactive to apparent power Apparent power to (real – reactive) power Correct answer: 1. True power to apparent power Power factor … Read more
Electrical Engineering MCQ on Power Generation MCQ Part 10 Which of the following is the correct expression for power developed by hydroelectric power plant Which of the following is the correct expression for power developed by hydroelectric power plant: 75/0.736 * wηQH 75 wηQH 0.736/75 * wηQH 0.736 * wηQH Correct answer: 3. 0.736/75 * … Read more
Electrical Engineering MCQ on Power Generation MCQ Part 9 Find the power generated by a 100% efficient hydroelectric power plant having 1 m high head and 1 m^3/s discharge Find the power generated by a 100% efficient hydroelectric power plant having 1 m high head and 1 m^3/s discharge. (Water density = 1000 kg/m^3) 1 … Read more
Electrical Engineering MCQ on Power Generation MCQ Part 8 Hydroelectric power stations are commonly found in Hydroelectric power stations are commonly found in: Deserts Swamps Hilly areas Grasslands Correct answer: 3. Hilly areas The penstock is a conduit between The penstock is a conduit between: Dam and turbine Turbine and alternator Alternator and transformer Dam … Read more
Electrical Engineering MCQ on Power Generation MCQ Part 7 Graphite is used in nuclear power plant as Graphite is used in nuclear power plant as: Coolant Moderator Fuel Electrode Correct answer: 2. Moderator Generally coal is carried from storage to boiler by using Generally coal is carried from storage to boiler by using: Trolleys Buckets … Read more
Electrical Engineering MCQ on Power Generation MCQ Part 6 Which of following statement is correct about hydroelectric plant Which of following statement is correct about hydroelectric plant: Its initial cost is high and operating cost is low Its initial cost is high and operating cost is high Its initial cost is low and operating cost … Read more
Electrical Engineering MCQ on Power Generation MCQ Part 5 The main function of economizer is to The main function of economizer is to: Increase steam pressure Increase boiler life Reduce fuel consumption Correct answer: 3. Reduce fuel consumption Which one of the following is correct about the power level of a nuclear reactor Which one … Read more
Electrical Engineering MCQ on Power Generation MCQ Part 4. The power output from a hydro power station depends on The power output from a hydro power station depends on: Type of dam and catchment area Discharge, head, and system efficiency Type of turbine and catchment area Type of dam only Correct answer: 2. Discharge, head, … Read more
Electrical Engineering MCQ Questions on Hydro Power Plant. Solved MCQ on Hydro Power Plant with brief answers. Hydroelectric power plant uses the potential energy of water for electric power generation. Water is stored at a certain height from where it is brought down hitting the turbines at the bottom. The turbines are synchronized with a … Read more