Steam Boilers, Engines, Nozzles and Turbines The nozzle efficiency is the ratio of None of these Workdone on the blades to the energy supplied to the blades Energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam Workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam None of these Workdone on the blades to the energy supplied to the blades Energy supplied to the blades per kg of steam to the total energy supplied per stage per kg of steam Workdone on the blades per kg of steam to the total energy supplied per stage per kg of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Willian's law states that the steam consumption per hour provided with a throttled governor is proportional to (where I.P. = Indicated power) I.P. (I.P.)² 1/(I.P) 1/(I.P)² I.P. (I.P.)² 1/(I.P) 1/(I.P)² 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 Jet condenser Barometric condenser Evaporative condenser Surface condenser Jet condenser Barometric condenser Evaporative condenser Surface condenser ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Hard coke is produced by carburization of coal at Atmospheric temperature 700-850°C 950-1100°C 500-600°C Atmospheric temperature 700-850°C 950-1100°C 500-600°C ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The device attached to the steam chest for preventing explosions due to excessive internal pressure of steam is called Safety valve Pressure gauge Water level indicator Fusible plug Safety valve Pressure gauge Water level indicator Fusible plug ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The main object of a boiler trial is All of these To determine the thermal efficiency of the boiler when working at a definite pressure To determine the generating capacity of the boiler To prepare heat balance sheet for the boiler All of these To determine the thermal efficiency of the boiler when working at a definite pressure To determine the generating capacity of the boiler To prepare heat balance sheet for the boiler ANSWER DOWNLOAD EXAMIANS APP
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