Steam Boilers, Engines, Nozzles and Turbines The ratio of the temperature rise of cooling water to the vacuum temperature minus inlet cooling water temperature is called Boiler efficiency Nozzle efficiency Condenser efficiency Vacuum efficiency Boiler efficiency Nozzle efficiency Condenser efficiency Vacuum efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The behavior of coal in a furnace is determined by The proximate analysis The content of sulphur The content of ash and heating value The exact analysis The proximate analysis The content of sulphur The content of ash and heating value The exact analysis ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a piston rod is To convert heat energy of the steam into mechanical work To guide motion of the piston rod and to prevent it from bending To transfer motion from the piston to the cross head To exhaust steam from the cylinder at proper moment To convert heat energy of the steam into mechanical work To guide motion of the piston rod and to prevent it from bending To transfer motion from the piston to the cross head To exhaust steam from the cylinder at proper moment ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are limited to a maximum working pressure of 0.17 MN/m² 17 MN/m² 1.7 MN/m² 170 MN/m² 0.17 MN/m² 17 MN/m² 1.7 MN/m² 170 MN/m² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The draught (in mm of water), for maximum discharge of flue gases through the chimney, is given by (where H = Height of the chimney in meters, and T1 = Absolute temperature of air outside the chimney in K) T1 /88.25H 176.5H/T1 T1 /176.5H 88.25H/T1 T1 /88.25H 176.5H/T1 T1 /176.5H 88.25H/T1 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Pulverized fuel is used for More calorific value Better burning Medium sized units Less radiation loss More calorific value Better burning Medium sized units Less radiation loss ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS