Electrical Engineering MCQs on Electric Power Generation. Size and cost of investment on power plant depends on Size and cost of investment on power plant depends on: Maximum demand Average demand Available space None of these Correct answer: 1. Maximum demand A power plant should meet the maximum demand of load and thus the size […]
Category: Electrical Engineering (Power)
Circuit Breaker MCQ Questions
A circuit breaker is a current interruption device that is used in power system for protection purposes. Circuit breakers are everywhere. They can be found in substations, homes, residential, and industrial complexes. Given below are the top 10 Electrical Engineering MCQ Questions on circuit breakers. A circuit breaker is best defined as A circuit breaker […]
Protective Relays MCQ Questions with Answers
The relay is an electrical protection device that detects fault and supplies information to a circuit breaker which in turn performs circuit interruption. Given below are protection relays MCQ questions with answers. The function of a relay is to The function of a relay is to: Detect fault Interrupt circuit Detect and interrupt Both of […]
Surge tank is provided in hydropower station for the protection of – Power Generation MCQ#81
Surge tank is provided in hydropower station for the protection of: Turbine Penstock Transformer Alternator Correct answer: 2. Penstock
Economizer in steam power plant is used to heat – Power Generation MCQ#80
Economizer in steam power plant is used to heat: Air Feed water Steam All of these Correct answer: 2. Feed water
For high head hydro-electric plants, the turbine used is – Power Generation MCQ#79
For high head hydro-electric plants, the turbine used is: Francis turbine Kaplan turbine Pelton turbine All of these Correct answer: 3. Pelton turbine More MCQs on Hydroelectric Power Station
Cooling towers are used in steam power stations where
Cooling towers are used in steam power stations where: Atmospheric temperature is above 30 degrees Water is not available in sufficient quantity Economizer is not installed None of these Correct answer: 2. Water is not available in sufficient quantity Explanation: For improving the efficiency of the steam power plant, the steam exhausted from the turbine […]
Draft tube is used in which type of hydroelectric turbines – Power Generation MCQ#77
Draft tube is used in which type of hydroelectric turbines: Impulse Reaction Both of these None of these Correct answer: 2. Reaction More Electrical Engineering MCQ on Impulse and Reaction turbines: The correct statement about Impulse Turbine The Flow through the impulse turbine is controlled by Impulse turbines having diagonal jets is Impulse turbines having […]
A diesel power plant is generally used as – Power Generation MCQ#76
A diesel power plant is generally used as: Base load power plant Peak load power plant None of these Correct answer: 2. Peak load power plant
Standing wave ratio for transmission lines is a ratio best defined as – Power Transmission and Distribution MCQ#99
Standing wave ratio for transmission lines is a ratio best defined as: Peak voltage to RMS voltage Maximum voltage to minimum voltage Maximum resistance to maximum impedance Minimum voltage to maximum current Correct answer: 2. Maximum voltage to minimum voltage