Steam Boilers, Engines, Nozzles and Turbines The draught produced by a steam jet issuing from a nozzle placed in the chimney is called Induced steam jet draught Chimney draught Forced steam jet draught None of these Induced steam jet draught Chimney draught Forced steam jet draught None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of super-saturation is that the All of these Exit velocity of steam reduces Mass of the steam discharged increases Entropy and specific volume of the steam increases All of these Exit velocity of steam reduces Mass of the steam discharged increases Entropy and specific volume of the steam increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Bomb calorimeter is used to determine Lower calorific value at constant pressure Higher calorific value at constant volume Higher calorific value at constant pressure Lower calorific value at constant volume Lower calorific value at constant pressure Higher calorific value at constant volume Higher calorific value at constant pressure Lower calorific value at constant volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In recuperative air preheaters, the heat is transferred Heat is transferred by bleeding some gases from furnace By direct mixing From heating an intermediate material and then heating the air from this material From a metal wall from one medium to another Heat is transferred by bleeding some gases from furnace By direct mixing From heating an intermediate material and then heating the air from this material From a metal wall from one medium to another ANSWER DOWNLOAD EXAMIANS APP
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 normal atmospheric pressure 100°C and normal atmospheric pressure 100°C and 1.1 bar pressure 50°C and 1.1 bar pressure 50°C and normal atmospheric pressure 100°C and normal atmospheric pressure 100°C and 1.1 bar pressure 50°C and 1.1 bar pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The factor of evaporation for all boilers is always Equal to unity None of these Greater than unity Less than unity Equal to unity None of these Greater than unity Less than unity ANSWER DOWNLOAD EXAMIANS APP