Steam Boilers, Engines, Nozzles and Turbines The cylinder condensation or missing quantity may be reduced by Keeping the expansion ratio small in each cylinder The efficient steam jacketing of the cylinder walls All of these Superheating the steam supplied to the engine cylinder Keeping the expansion ratio small in each cylinder The efficient steam jacketing of the cylinder walls All of these Superheating the steam supplied to the engine cylinder ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Hard coke is produced by carburization of coal at Atmospheric temperature 500-600°C 700-850°C 950-1100°C Atmospheric temperature 500-600°C 700-850°C 950-1100°C ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser is generally placed between Last superheater or reheater and air preheater None of these Induced draft fan and forced draft fan Air preheater and chimney Last superheater or reheater and air preheater None of these Induced draft fan and forced draft fan Air preheater and chimney ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Steam in water tube boiler as compared to fire tube boiler Could be raised at fast/slow rate depending on design Is raised at slower rate Can be raised rapidly Is raised at same rate Could be raised at fast/slow rate depending on design Is raised at slower rate Can be raised rapidly Is raised at same rate ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The efficiency of a boiler is defined as Ratio of heat actually used in producing steam to the heat liberated in the furnace Ratio of the heat liberated in the furnace to the heat actually used in producing steam Ratio of the mass of steam produced to the mass of total water supplied in a given time None of these Ratio of heat actually used in producing steam to the heat liberated in the furnace Ratio of the heat liberated in the furnace to the heat actually used in producing steam Ratio of the mass of steam produced to the mass of total water supplied in a given time None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The specific volume of steam with increase in pressure decreases Rapidly first and then slowly Inversely Linearly Slowly first and then rapidly Rapidly first and then slowly Inversely Linearly Slowly first and then rapidly ANSWER DOWNLOAD EXAMIANS APP