Steam Boilers, Engines, Nozzles and Turbines An air preheater Increases evaporative capacity of the boiler Increases the efficiency of the boiler All of these Enables low grade fuel to be burnt Increases evaporative capacity of the boiler Increases the efficiency of the boiler All of these Enables low grade fuel to be burnt ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Latent heat of dry steam at atmospheric pressure is equal to 539 BTU/ lb 427 kcal/ kg 539 kcal/ kg 100 kcal/ kg 539 BTU/ lb 427 kcal/ kg 539 kcal/ kg 100 kcal/ kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The turbine blades are Curved None of these Straight Circular Curved None of these Straight Circular ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which is not correct statement about effect of sulphur in fuel? It helps in electrostatic precipitation of ash in flue gases It leads to corrosion of air heaters, ducting, etc. if flue gas exit temperature is low It erodes furnace walls It has heating value It helps in electrostatic precipitation of ash in flue gases It leads to corrosion of air heaters, ducting, etc. if flue gas exit temperature is low It erodes furnace walls It has heating value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A regenerative steam cycle renders Increased work output per unit mass of steam Increased thermal efficiency Decreased work output per unit mass of steam Decreased work output per unit mass of steam as well as increased thermal efficiency Increased work output per unit mass of steam Increased thermal efficiency Decreased 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 pressure of steam in the engine cylinder at the beginning of the stroke is ________ the boiler pressure. None of these Less than Higher than Equal to None of these Less than Higher than Equal to ANSWER DOWNLOAD EXAMIANS APP
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