Steam Boilers, Engines, Nozzles and Turbines The three "Ts" for good combustion are Total air, true fuel, and turbulence Thorough mixing, total air and temperature Total air, time, and temperature Temperature, time, and turbulence Total air, true fuel, and turbulence Thorough mixing, total air and temperature Total air, time, and temperature Temperature, time, and turbulence ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The impulse reaction turbine has its driving force As an impulsive force None of the listed here Partly as an impulsive force and partly as a reaction force As a reaction force As an impulsive force None of the listed here Partly as an impulsive force and partly as a reaction force As a reaction force ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The process of draining steam from the turbine, at certain points during its expansion and using this steam for heating the feed water in feed water heaters and then supplying it to the boiler is known as Bleeding Regenerative heating Reheating of steam None of these Bleeding Regenerative heating Reheating of steam None of these 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. 20 to 30% 10 to 15% 30 to 40% 15 to 20% 20 to 30% 10 to 15% 30 to 40% 15 to 20% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of heat actually used in producing the steam to the heat liberated in the furnace, is known as Power of a boiler Boiler efficiency Factor of evaporation Equivalent evaporation Power of a boiler Boiler efficiency Factor of evaporation Equivalent evaporation ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the isentropic heat drop to the heat supplied, is called Reheat factor Rankine efficiency Stage efficiency Internal efficiency Reheat factor Rankine efficiency Stage efficiency Internal efficiency ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS