Steam Boilers, Engines, Nozzles and Turbines An economiser is installed in a boiler primarily to Increase steam pressure All of the listed here Superheat the steam Reduce fuel consumption Increase steam pressure All of the listed here Superheat the steam Reduce fuel consumption ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Gradually increasing temperature of flue gases at inlet to chimney for given steam outputs is an indication of High calorific value coal being burnt Raising of steam temperature Higher effectiveness of boiler Fouling of heat transfer surfaces High calorific value coal being burnt Raising of steam temperature Higher effectiveness of boiler Fouling of heat transfer surfaces ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A _________ in a boiler is used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit. Stop valve Safety valve Blow off cock Fusible plug Stop valve Safety valve Blow off cock Fusible plug ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The radius of a dished head is taken approximately as One fourth Half Two One One fourth Half Two One ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The clearance in the engine cylinder Increases the workdone All of these Decreases the efficiency of the engine Increases the mean effective pressure Increases the workdone All of these Decreases the efficiency of the engine Increases the mean effective pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Boiler parameters are expressed by All of these Temperature of steam in °C Pressure of steam in kg/cm² Tonnes/hr. of steam All of these Temperature of steam in °C Pressure of steam in kg/cm² Tonnes/hr. of steam ANSWER DOWNLOAD EXAMIANS APP
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