Steam Boilers, Engines, Nozzles and Turbines An economiser _________ the steam raising capacity of a boiler. None of these Decreases Has no effect on Increases None of these Decreases Has no effect on Increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Equivalent evaporation of water is the evaporation for a feed water supply at 100°C Conversion into steam at the same pressure at which feed water is supplied And its corresponding conversion into dry saturated steam at 100°C and 1.033 kg/cm² And its corresponding conversion into dry steam at desired boiler pressure Conversion into steam at atmospheric condition Conversion into steam at the same pressure at which feed water is supplied And its corresponding conversion into dry saturated steam at 100°C and 1.033 kg/cm² And its corresponding conversion into dry steam at desired boiler pressure Conversion into steam at atmospheric condition ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameters of fire tubes and superheater tubes in locomotive boiler are 24.5 mm, 65 mm 32.5 mm, 180 mm 47.5 mm, 130 mm 65.5 mm, 210 mm 24.5 mm, 65 mm 32.5 mm, 180 mm 47.5 mm, 130 mm 65.5 mm, 210 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A double acting steam engine with a cylinder diameter of 190 mm and a stroke of 300 mm has a cut-off of 0.35. The expansion ratio for this engine is nearly 1.05 6.65 10.05 2.86 1.05 6.65 10.05 2.86 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Carbonization of coal is the process of Heating wood in a limited supply of air at temperatures below 300°C Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel Pulverizing coal in inert atmosphere Binding the pulverized coal into briquettes Heating wood in a limited supply of air at temperatures below 300°C Strongly heating coal continuously for about 48 hours in the absence of air in a closed vessel Pulverizing coal in inert atmosphere Binding the pulverized coal into briquettes ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For maximum discharge through a chimney, the condition is that height of hot gas column producing the draught should be One-half the height of chimney Two times the height of chimney Four times the height of chimney Equal to the height of chimney One-half the height of chimney Two times the height of chimney Four times the height of chimney Equal to the height of chimney ANSWER DOWNLOAD EXAMIANS APP
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