Steam Boilers, Engines, Nozzles and Turbines During storage, the heating value of coal Increases May increase or decrease depending upon the method of storage Remain constant Decreases Increases May increase or decrease depending upon the method of storage Remain constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Sulphur in coal results in Corroding air heaters Spontaneous combustion during coal storage Facilitating ash precipitation All of these Corroding air heaters Spontaneous combustion during coal storage Facilitating ash precipitation All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are limited to a maximum design working pressure of 1 kg/cm 100 kg/cm² 17 kg/cm² 6 kg/cm 1 kg/cm 100 kg/cm² 17 kg/cm² 6 kg/cm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Superheating of steam is done at Constant volume Constant pressure Constant temperature Constant entropy Constant volume Constant pressure Constant temperature Constant entropy ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Calorific value of coal is of the order of 200-400 kcal/ kg 5000-8000 kcal/ kg 800-1200 kcal/ kg 2000-4000 kcal/ kg 200-400 kcal/ kg 5000-8000 kcal/ kg 800-1200 kcal/ kg 2000-4000 kcal/ kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The dry saturated steam at very low pressure, (510 kg/cm²) when throttled to atmosphere will become Superheated Dry Wet Remain dry saturated Superheated Dry Wet Remain dry saturated ANSWER DOWNLOAD EXAMIANS APP
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