Steam Boilers, Engines, Nozzles and Turbines Lancashire boiler has __________ internal flue tubes. One Two Three Four One Two Three Four ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a nozzle, the effect of super-saturation is to Decrease specific volume of steam Decrease dryness fraction of steam Increase the heat drop Increase the entropy Decrease specific volume of steam Decrease dryness fraction of steam Increase the heat drop Increase the entropy ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The relative heat absorption for successively added equal areas of boiler convection heating surfaces Remain unaffected Increases Decreases First increases and then decreases Remain unaffected Increases Decreases First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The mechanical draught _________ with the amount of smoke. Increases None of these Does not effect Decreases Increases None of these Does not effect Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A steam nozzle converts Kinetic energy into heat energy of steam Heat energy of steam into kinetic energy Heat energy of steam into potential energy Potential energy into heat energy of steam Kinetic energy into heat energy of steam Heat energy of steam into kinetic energy Heat energy of steam into potential energy Potential energy into heat energy of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The blade friction in the impulse turbine reduces the velocity of steam by __________ while it passes over the blades. 10 to 15% 15 to 20% 20 to 30% 30 to 40% 10 to 15% 15 to 20% 20 to 30% 30 to 40% ANSWER DOWNLOAD EXAMIANS APP
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