Steam Boilers, Engines, Nozzles and Turbines The ratio of total useful heat drop to the total isentropic heat drop, is called None of these Internal efficiency Rankine efficiency Stage efficiency None of these Internal efficiency Rankine efficiency Stage efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of injector used in small capacity boilers is to Pump water, similar to boiler feed pump Add make up water in the system Create vacuum Inject chemical solution in feed pump Pump water, similar to boiler feed pump Add make up water in the system Create vacuum Inject chemical solution in feed pump ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum heat loss is a boiler occurs due to Dry flue gases Moisture in fuel Steam formation Unburnt carbon Dry flue gases Moisture in fuel Steam formation Unburnt carbon ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following gases has the highest calorific value? Coal gas Water gas Producer gas Blast furnace gas Coal gas Water gas Producer gas Blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high pressure boiler is one, which produces steam at a pressure more than 5 kg/cm² 10 kg/cm² Atmospheric pressure 7580 kg/cm² 5 kg/cm² 10 kg/cm² Atmospheric pressure 7580 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of super-saturation is that the All of these Exit velocity of steam reduces Mass of the steam discharged increases Entropy and specific volume of the steam increases All of these Exit velocity of steam reduces Mass of the steam discharged increases Entropy and specific volume of the steam increases ANSWER DOWNLOAD EXAMIANS APP