Steam Boilers, Engines, Nozzles and Turbines In a 50% reaction turbine stage, tangential component of absolute velocity at rotor inlet is 537 m/s and the blade velocity is 454 m/s. The power output in kW of steam will be 302 kW 296 kW 260 kW 282 kW 302 kW 296 kW 260 kW 282 kW ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Stoichiometric quantity of air is the Air required to convert CO into CO₂ Air required for complete combustion of fuel with no excess air Air required for optimum combustion so as to have reasonable excess air Air present in atmosphere at NTP conditions Air required to convert CO into CO₂ Air required for complete combustion of fuel with no excess air Air required for optimum combustion so as to have reasonable excess air Air present in atmosphere at NTP conditions ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Sulphur in coal results in Spontaneous combustion during coal storage All of these Facilitating ash precipitation Corroding air heaters Spontaneous combustion during coal storage All of these Facilitating ash precipitation Corroding air heaters ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For the same diameter and thickness of tube, a water tube boiler has ________ heating surface as compared to fire tube boiler. More Equal Less None of these More Equal Less None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Ultimate analysis of fuel is determination of percentage of Higher calorific value Carbon, hydrogen, nitrogen, sulphur, moisture Fixed carbon, ash, volatile matter, moisture Lower calorific value Higher calorific value Carbon, hydrogen, nitrogen, sulphur, moisture Fixed carbon, ash, volatile matter, moisture Lower calorific value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water tube boilers are those in which Water passes through the tubes and flue gases around it Work is done during adiabatic expansion Change in enthalpy Flue gases pass through tubes and water around it Water passes through the tubes and flue gases around it Work is done during adiabatic expansion Change in enthalpy Flue gases pass through tubes and water around it ANSWER DOWNLOAD EXAMIANS APP