Steam Boilers, Engines, Nozzles and Turbines O₂ content in atmospheric air on volume basis is 0.23 0.3 0.4 0.21 0.23 0.3 0.4 0.21 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the total heat of steam is h kJ/kg and the sensible heat of feed water is hf1 kJ/kg, then the factor of evaporation is given by (h + hf1)/2257 None of these (h × hf1)/2257 (h - hf1)/2257 (h + hf1)/2257 None of these (h × hf1)/2257 (h - hf1)/2257 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 From heating an intermediate material and then heating the air from this material By direct mixing From a metal wall from one medium to another Heat is transferred by bleeding some gases from furnace From heating an intermediate material and then heating the air from this material By direct mixing From a metal wall from one medium to another ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are None of these Internally fired Externally fired Internally as well as externally fired None of these Internally fired Externally fired Internally as well as externally fired ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The equivalent evaporation is defined as The ratio of heat actually used in producing the steam to the heat liberated in the furnace The evaporation of 15.653 kg of water per hour from and at 100°C The amount of water evaporated or steam produced in kg per kg of fuel burnt The amount of water evaporated from and at 100°C into dry and saturated steam The ratio of heat actually used in producing the steam to the heat liberated in the furnace The evaporation of 15.653 kg of water per hour from and at 100°C The amount of water evaporated or steam produced in kg per kg of fuel burnt The amount of water evaporated from and at 100°C into dry and saturated steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Throttle governing of steam engines is a method of controlling the engine output by varying Volume of intake steam Pressure of intake steam Temperature of intake steam All of these Volume of intake steam Pressure of intake steam Temperature of intake steam All of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS