Steam Boilers, Engines, Nozzles and Turbines The diameter of cylindrical shell of the Lancashire boiler is of the order of 1 to 1.75 m 1.75 to 2.75 m 2 to 4 m 1 to 1.25 m 1 to 1.75 m 1.75 to 2.75 m 2 to 4 m 1 to 1.25 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For burning 1 kg of carbon to CO as per chemically correct combustion, amount of air required is 1 kg 8/3 kg 4/3 kg 2 kg 1 kg 8/3 kg 4/3 kg 2 kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The latent heat of steam with increase of pressure Decreases Remain same Behaves unpredictably Increases Decreases Remain same Behaves unpredictably Increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Ultimate analysis of fuel is determination of percentage of Lower calorific value Higher calorific value Fixed carbon, ash, volatile matter, moisture Carbon, hydrogen, nitrogen, sulphur, moisture Lower calorific value Higher calorific value Fixed carbon, ash, volatile matter, moisture Carbon, hydrogen, nitrogen, sulphur, moisture ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For combustion of a fuel, following is essential O₂ to support combustion Proper ignition temperature All the three above Correct fuel air ratio O₂ to support combustion Proper ignition temperature All the three above Correct fuel air ratio ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following is steam dial? Coking bituminous coal Non-coking bituminous coal Brown coal Pulverized coal Coking bituminous coal Non-coking bituminous coal Brown coal Pulverized coal ANSWER DOWNLOAD EXAMIANS APP