Steam Boilers, Engines, Nozzles and Turbines Bomb calorimeter is used to determine Lower calorific value at constant pressure Higher calorific value at constant volume Lower calorific value at constant volume Higher calorific value at constant pressure Lower calorific value at constant pressure Higher calorific value at constant volume Lower calorific value at constant volume Higher calorific value at constant pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An air preheater is installed Between the economiser and chimney Before the economiser None of these Before the superheater Between the economiser and chimney Before the economiser None of these Before the superheater ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The value of the reheat factor varies from 1.2 to 1.6 1.6 to 2 1.02 to 1.06 1.08 to 1.10 1.2 to 1.6 1.6 to 2 1.02 to 1.06 1.08 to 1.10 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A device in which some portion of waste heat of flue gases is recovered to heat the air before it passes to the furnace for combustion purpose, is known as Air-preheater Injector Superheater Economizer Air-preheater Injector Superheater Economizer ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The device attached to the steam chest for preventing explosions due to excessive internal pressure of steam is called Water level indicator Safety valve Fusible plug Pressure gauge Water level indicator Safety valve Fusible plug Pressure gauge ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Calorific value of coal is of the order of 800-1200 kcal/ kg 2000-4000 kcal/ kg 200-400 kcal/ kg 5000-8000 kcal/ kg 800-1200 kcal/ kg 2000-4000 kcal/ kg 200-400 kcal/ kg 5000-8000 kcal/ kg ANSWER DOWNLOAD EXAMIANS APP
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