Steam Boilers, Engines, Nozzles and Turbines Which type of boiler can meet rapid changes of load? Horizontal water tube type Vertical fire tube type Horizontal fire tube type Forced circulation type Horizontal water tube type Vertical fire tube type Horizontal fire tube type Forced circulation type ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which is not correct statement about the function of furnace? Mix fuel with air and ignite To provide proper conditions for continuous complete combustion Maintain heat supply to prepare and ignite the incoming fuel Separate ash from coal Mix fuel with air and ignite To provide proper conditions for continuous complete combustion Maintain heat supply to prepare and ignite the incoming fuel Separate ash from coal ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Calorific value of coal is of the order of 5000-8000 kcal/ kg 200-400 kcal/ kg 800-1200 kcal/ kg 2000-4000 kcal/ kg 5000-8000 kcal/ kg 200-400 kcal/ kg 800-1200 kcal/ kg 2000-4000 kcal/ kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A regenerative steam cycle renders Increased thermal efficiency Decreased work output per unit mass of steam Increased work output per unit mass of steam Decreased work output per unit mass of steam as well as increased thermal efficiency Increased thermal efficiency Decreased work output per unit mass of steam Increased work output per unit mass of steam Decreased work output per unit mass of steam as well as increased thermal efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for initially superheated steam is __________ as compared to initially dry saturated steam. Less None of these Same More Less None of these Same More ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The main object of a boiler trial is To determine the generating capacity of the boiler All of these To prepare heat balance sheet for the boiler To determine the thermal efficiency of the boiler when working at a definite pressure To determine the generating capacity of the boiler All of these To prepare heat balance sheet for the boiler To determine the thermal efficiency of the boiler when working at a definite pressure ANSWER DOWNLOAD EXAMIANS APP
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