Steam Boilers, Engines, Nozzles and Turbines In order to compare the capacity of boilers, the feed water temperature and working pressure are taken as 50°C and 1.1 bar pressure 100°C and 1.1 bar pressure 50°C and normal atmospheric pressure 100°C and normal atmospheric pressure 50°C and 1.1 bar pressure 100°C and 1.1 bar pressure 50°C and normal atmospheric pressure 100°C and normal atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For burning 1 kg of carbon to CO as per chemically correct combustion, amount of air required is 4/3 kg 1 kg 2 kg 8/3 kg 4/3 kg 1 kg 2 kg 8/3 kg ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The specific heat of superheated steam in kcal/kg is generally of the order of 0.1 0.8 0.5 0.3 0.1 0.8 0.5 0.3 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a reaction turbine is (1 + sin²α)/2 sin²α 2 sin²α/(1 + sin²α) 2 cos²α/(1 + cos²α) (1 + cos²α)/2 cos²α (1 + sin²α)/2 sin²α 2 sin²α/(1 + sin²α) 2 cos²α/(1 + cos²α) (1 + cos²α)/2 cos²α ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The difference of supersaturated temperature and saturation temperature at that pressure is called Degree of super-saturation Degree of under-cooling Degree of superheat None of the listed here Degree of super-saturation Degree of under-cooling Degree of superheat None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The average value of diagram factor lies between 0.8 to 1.2 0.65 to 0.9 0.2 to 0.5 0.5 to 0.65 0.8 to 1.2 0.65 to 0.9 0.2 to 0.5 0.5 to 0.65 ANSWER DOWNLOAD EXAMIANS APP