Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are limited to a maximum working pressure of 0.17 MN/m² 170 MN/m² 1.7 MN/m² 17 MN/m² 0.17 MN/m² 170 MN/m² 1.7 MN/m² 17 MN/m² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In impulse turbines, when friction is neglected, the relative velocity of steam at outlet tip of the blade is _________ the relative velocity of steam at inlet tip of the blade. Greater than Less than Equal to None of these Greater than Less than Equal to None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines During storage, the heating value of coal Decreases Increases Remain constant May increase or decrease depending upon the method of storage Decreases Increases Remain constant May increase or decrease depending upon the method of storage ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A condenser where circulating water flows through tubes which are surrounded by steam, in known as Surface condenser Evaporative condenser Jet condenser Barometric condenser Surface condenser Evaporative condenser Jet condenser Barometric condenser 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 (h + hf1)/2257 None of these (h - hf1)/2257 (h × hf1)/2257 (h + hf1)/2257 None of these (h - hf1)/2257 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In an experiment to determine dryness fraction of steam, the mass of water separated was 1.2 kg in 15 mts. and the mass of steam passed out in same time was 4.8 kg. Dryness fraction is 0.8 0.4 0.25 0.5 0.8 0.4 0.25 0.5 ANSWER DOWNLOAD EXAMIANS APP