Steam Boilers, Engines, Nozzles and Turbines Film boiling occurs at Very high pressures Very low pressure Medium pressures Atmospheric pressures Very high pressures Very low pressure Medium pressures Atmospheric pressures ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The safety valve on boiler drum compared to safety valve on superheater is set at Lower/higher depending on steam flow Lower value Same value Higher value Lower/higher depending on steam flow Lower value Same value Higher value ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high pressure boiler is one, which produces steam at a pressure more than 7580 kg/cm² 5 kg/cm² 10 kg/cm² Atmospheric pressure 7580 kg/cm² 5 kg/cm² 10 kg/cm² Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The specific volume of steam with increase in pressure decreases Rapidly first and then slowly Slowly first and then rapidly Inversely Linearly Rapidly first and then slowly Slowly first and then rapidly Inversely Linearly 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 The rate of steam produced in Benson boiler is 250 tonnes/h 175 tonnes/h 100 tonnes/h 135 tonnes/h 250 tonnes/h 175 tonnes/h 100 tonnes/h 135 tonnes/h ANSWER DOWNLOAD EXAMIANS APP