Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are limited to a maximum design working pressure of 100 kg/cm² 6 kg/cm 1 kg/cm 17 kg/cm² 100 kg/cm² 6 kg/cm 1 kg/cm 17 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser is generally placed between Air preheater and chimney Last superheater or reheater and air preheater None of these Induced draft fan and forced draft fan Air preheater and chimney Last superheater or reheater and air preheater None of these Induced draft fan and forced draft fan ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The Locomotive boiler has 137 fire tubes and 44 superheated tubes 147 fire tubes and 34 superheated tubes 157 fire tubes and 24 superheated tubes 167 fire tubes and 14 superheated tubes 137 fire tubes and 44 superheated tubes 147 fire tubes and 34 superheated tubes 157 fire tubes and 24 superheated tubes 167 fire tubes and 14 superheated tubes ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines O₂ content in atmospheric air on weight basis is 0.23 0.4 0.3 0.21 0.23 0.4 0.3 0.21 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines If the critical pressure ratio for steam is 0.546, then the steam is initially None of these Wet steam Superheated steam Dry saturated steam None of these Wet steam Superheated steam Dry saturated steam 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