Steam Boilers, Engines, Nozzles and Turbines Calorific value of coal is of the order of 800-1200 kcal/ kg 5000-8000 kcal/ kg 200-400 kcal/ kg 2000-4000 kcal/ kg 800-1200 kcal/ kg 5000-8000 kcal/ kg 200-400 kcal/ kg 2000-4000 kcal/ kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an experiment to determine dryness fraction of steam, the mass of water separated was 1.2 kg in 15 mts. and the mass of steam passed out in same time was 4.8 kg. Dryness fraction is 0.5 0.4 0.25 0.8 0.5 0.4 0.25 0.8 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The discharge is __________ at critical pressure. None of these Minimum Maximum Zero None of these Minimum Maximum Zero ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the work-done on the blades per kg of steam to the total energy supplied per stage per kg of steam is called Stage efficiency Nozzle efficiency Mechanical efficiency Blading efficiency Stage efficiency Nozzle efficiency Mechanical efficiency Blading efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following boiler works on a forced circulation of water? Loeffler boiler All of these Lamont boiler Benson boiler Loeffler boiler All of these Lamont boiler Benson boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The state of vapor under saturation condition is described by Pressure and temperature Temperature alone Pressure and dryness fraction Pressure alone Pressure and temperature Temperature alone Pressure and dryness fraction Pressure alone ANSWER DOWNLOAD EXAMIANS APP