Steam Boilers, Engines, Nozzles and Turbines De-Laval turbines are mostly used For large power purposes Where low speeds are required For small power purposes and low speeds For small power purposes and high speeds For large power purposes Where low speeds are required For small power purposes and low speeds For small power purposes and high speeds 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 Latent heat of dry steam at atmospheric pressure is equal to 100 kcal/ kg 427 kcal/ kg 539 BTU/ lb 539 kcal/ kg 100 kcal/ kg 427 kcal/ kg 539 BTU/ lb 539 kcal/ kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The size of a boiler drum in pulverized fuel fired boiler, as its size and capacity, (steam pressure and flow ratings) increase Remains unchanged Increases Decreases Increases/decreases depending on steam temperature requirements Remains unchanged Increases Decreases Increases/decreases depending on steam temperature requirements ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are Internally as well as externally fired Externally fired None of these Internally fired Internally as well as externally fired Externally fired None of these Internally fired ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The reheat factor depends upon Turbine stage efficiency Initial pressure and superheat All of these Exit pressure Turbine stage efficiency Initial pressure and superheat All of these Exit pressure ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS