Steam Boilers, Engines, Nozzles and Turbines A boiler in India should conform to safety regulations of IBR ASTM BS DIN IBR ASTM BS DIN ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the useful heat drop to the isentropic heat drop is called Condenser efficiency Nozzle efficiency Boiler efficiency Vacuum efficiency Condenser efficiency Nozzle efficiency Boiler efficiency Vacuum efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A device in which some portion of waste heat of flue gases is recovered to heat the air before it passes to the furnace for combustion purpose, is known as Economizer Superheater Injector Air-preheater Economizer Superheater Injector Air-preheater ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a De-Laval turbine is (where α = Nozzle angle) cos²α cot²α sin²α tan²α cos²α cot²α sin²α tan²α ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The equivalent evaporation is defined as The amount of water evaporated or steam produced in kg per kg of fuel burnt The amount of water evaporated from and at 100°C into dry and saturated steam The ratio of heat actually used in producing the steam to the heat liberated in the furnace The evaporation of 15.653 kg of water per hour from and at 100°C The amount of water evaporated or steam produced in kg per kg of fuel burnt The amount of water evaporated from and at 100°C into dry and saturated steam The ratio of heat actually used in producing the steam to the heat liberated in the furnace The evaporation of 15.653 kg of water per hour from and at 100°C ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for initially dry saturated steam is 0.577 0.546 0.601 0.582 0.577 0.546 0.601 0.582 ANSWER DOWNLOAD EXAMIANS APP