Steam Boilers, Engines, Nozzles and Turbines The diameter of Cornish boiler varies from 1.25 to 2.5 m 1 to 2 m 2 to 3 m 0.5 to 1 m 1.25 to 2.5 m 1 to 2 m 2 to 3 m 0.5 to 1 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Gusset stays in a boiler are provided to Prevent leakage of hot flue gases Support furnace freely from top Prevent the bulging of flat surfaces Avoid explosion in furnace Prevent leakage of hot flue gases Support furnace freely from top Prevent the bulging of flat surfaces Avoid explosion in furnace ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A steam turbine, in which a part of the steam after partial expansion, is used for process heating and the remaining steam is further expanded for power generation, is known as Back pressure turbine Impulse turbine Low pressure turbine Pass out turbine Back pressure turbine Impulse turbine Low pressure turbine Pass out turbine ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An impulse turbine as compared to a reaction turbine, for a given power has _________ row of blades. Less Equal None of these More Less Equal None of these More ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The overall efficiency of thermal power plant is All the three above plus gas cycle efficiency Boiler efficiency, turbine efficiency, generator efficiency Carnot cycle efficiency Regenerative cycle efficiency All the three above plus gas cycle efficiency Boiler efficiency, turbine efficiency, generator efficiency Carnot cycle efficiency Regenerative cycle efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The equivalent evaporation is defined as The amount of water evaporated from and at 100°C into dry and saturated steam 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 ratio of heat actually used in producing the steam to the heat liberated in the furnace The amount of water evaporated from and at 100°C into dry and saturated steam 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 ratio of heat actually used in producing the steam to the heat liberated in the furnace ANSWER DOWNLOAD EXAMIANS APP
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