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 A device used to increase the temperature of saturated steam without raising its pressure, is called Blow off cock Superheater Stop valve Fusible plug Blow off cock Superheater Stop valve Fusible plug ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Pick up the correct statement as regards Cornish boiler and Lancashire boiler Cornish is fire tube and Lancashire is water tube Cornish has two fire tubes and Lancashire has one Lancashire has two fire tubes and Cornish has one Cornish is water tube and Lancashire is fire tube Cornish is fire tube and Lancashire is water tube Cornish has two fire tubes and Lancashire has one Lancashire has two fire tubes and Cornish has one Cornish is water tube and Lancashire is fire tube ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The discharge of steam in a convergent-divergent nozzle __________ after the throat (i.e. in the divergent portion of the nozzle) None of these Increases Remains constant Decreases None of these Increases Remains constant Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are limited to a maximum design working pressure of 1 kg/cm 17 kg/cm² 6 kg/cm 100 kg/cm² 1 kg/cm 17 kg/cm² 6 kg/cm 100 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Lancashire boiler is used where working pressure and power required are Moderate High Low None of these Moderate High Low None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS