Generation of Electrical Energy The efficiency of a modern boiler using coal and heat recovery equipment is about 85 to 90% 25 to 30% 40 to 50% 65 to 70% 85 to 90% 25 to 30% 40 to 50% 65 to 70% ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy The capacity of large turbo-generators varies from 100 to 500 MW 50 to 300 MW 70 to 400 MW 20 to 100 MW 100 to 500 MW 50 to 300 MW 70 to 400 MW 20 to 100 MW ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy In a power station, diversity factor _______ as we move from consumer to power station Decreases Remains same None of these Increases Decreases Remains same None of these Increases ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy The overall efficiency of thermal power plant is equal to Rankine cycle efficiency Regenerative cycle efficiency Carnot cycle efficiency Bioler efficiency × turbine efficiency × generator efficiency Rankine cycle efficiency Regenerative cycle efficiency Carnot cycle efficiency Bioler efficiency × turbine efficiency × generator efficiency ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy The draught produced by steel chimney as compared to that produced by brick chimney for the same height is More May be more or less Same Less More May be more or less Same Less ANSWER DOWNLOAD EXAMIANS APP
Generation of Electrical Energy Which of the following power plants need the least period for installation? Diesel power plant Hydroelectric plant Thermal power plant Nuclear power plant Diesel power plant Hydroelectric plant Thermal power plant Nuclear power plant ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS