Steam Boilers, Engines, Nozzles and Turbines The relative efficiency is defined as the Ratio of brake power to the indicated power Ratio of thermal efficiency to Rankine efficiency Product of thermal efficiency and Rankine efficiency Ratio of heat equivalent to indicated power to the energy supplied in steam Ratio of brake power to the indicated power Ratio of thermal efficiency to Rankine efficiency Product of thermal efficiency and Rankine efficiency Ratio of heat equivalent to indicated power to the energy supplied in steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In recuperative air preheaters, the heat is transferred From a metal wall from one medium to another Heat is transferred by bleeding some gases from furnace By direct mixing From heating an intermediate material and then heating the air from this material From a metal wall from one medium to another Heat is transferred by bleeding some gases from furnace By direct mixing From heating an intermediate material and then heating the air from this material ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The crown of the fire box is made hemispherical in order to Give maximum strength Resist intense heat in fire box Withstand pressure inside boiler Give maximum space Give maximum strength Resist intense heat in fire box Withstand pressure inside boiler Give maximum space ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum steam pressure in a Locomotive boiler is limited to 1.8 MN/m² 18 MN/m² 180 MN/m² 0.18 MN/m² 1.8 MN/m² 18 MN/m² 180 MN/m² 0.18 MN/m² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The length of Cornish boiler is of the order of 57.5 m 79 m 24 m 35 m 57.5 m 79 m 24 m 35 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The average operating pressure of Benson boiler is 150 bar 100 bar 200 bar 250 bar 150 bar 100 bar 200 bar 250 bar ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS