Steam Boilers, Engines, Nozzles and Turbines The economiser is used in boilers to Increase thermal efficiency of boiler Extract heat from the exhaust flue gases Increase flue gas temperature Economize on fuel Increase thermal efficiency of boiler Extract heat from the exhaust flue gases Increase flue gas temperature Economize on fuel ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a reaction turbine is 2 cos²α/(1 + cos²α) 2 sin²α/(1 + sin²α) (1 + sin²α)/2 sin²α (1 + cos²α)/2 cos²α 2 cos²α/(1 + cos²α) 2 sin²α/(1 + sin²α) (1 + sin²α)/2 sin²α (1 + cos²α)/2 cos²α ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The basic purpose of drum in boiler is to Separate steam from water Serve as storage of steam Serve as storage of feed water for water wall Remove salts from water Separate steam from water Serve as storage of steam Serve as storage of feed water for water wall Remove salts from water ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following gases has the highest calorific value? Water gas Blast furnace gas Coal gas Producer gas Water gas Blast furnace gas Coal gas Producer gas ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Latent heat of dry steam at atmospheric pressure is equal to 539 kcal/ kg 539 BTU/ lb 100 kcal/ kg 427 kcal/ kg 539 kcal/ kg 539 BTU/ lb 100 kcal/ kg 427 kcal/ kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Boilers, Engines, Nozzles and Turbines Objective Questions and Answers pdf:- 101. The difference between cornish boiler and lancashire boiler is that former contains one fire tube and latter contains two fire tubes former is fire tube type and latter is water tube type boiler former is water tube type and latter is fire tube type None of these former contains one fire tube and latter contains two fire tubes former is fire tube type and latter is water tube type boiler former is water tube type and latter is fire tube type None of these ANSWER DOWNLOAD EXAMIANS APP