Steam Boilers, Engines, Nozzles and Turbines The ratio of the actual vacuum to the ideal vacuum in a condenser is called Boiler efficiency Condenser efficiency Nozzle efficiency Vacuum efficiency Boiler efficiency Condenser efficiency Nozzle efficiency Vacuum efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The power of a boiler may be defined as 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 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 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of heat equivalent to brake power to the energy supplied in steam is known as Mechanical efficiency Indicated thermal efficiency Brake thermal efficiency Overall efficiency Mechanical efficiency Indicated thermal efficiency Brake thermal efficiency Overall efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In turbines, the fluid undergoes a continuous steady flow process and the speed of flow is High Low Very low Very high High Low Very low Very high ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A device used in a boiler to control the flow of steam from the boiler to the main pipe and to shut off the steam completely when required, is known as Blow off cock Fusible plug Stop valve Superheater Blow off cock Fusible plug Stop valve Superheater ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In fire tube boilers Forced circulation takes place Water passes through the tubes which are surrounded by flames and hot gases None of these The flames and hot gases pass through the tubes which are surrounded by water Forced circulation takes place Water passes through the tubes which are surrounded by flames and hot gases None of these The flames and hot gases pass through the tubes which are surrounded by water ANSWER DOWNLOAD EXAMIANS APP
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