Steam Boilers, Engines, Nozzles and Turbines The numbers of fire tubes in a Cochran boiler are 165 75 225 115 165 75 225 115 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The temperature of flue gases at air heater outlet should be Less than wet bulb temperature of flue gases Below dew point temperature of flue gases 100°C Above dew point temperature of flue gases Less than wet bulb temperature of flue gases Below dew point temperature of flue gases 100°C Above dew point temperature of flue gases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In order to reduce the rotor speed of an impulse turbine, the method employed is All of these Pressure-velocity compounding Velocity compounding Pressure compounding All of these Pressure-velocity compounding Velocity compounding Pressure compounding ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the work-done on the blades per kg of steam to the total energy supplied per stage per kg of steam is called Stage efficiency Nozzle efficiency Mechanical efficiency Blading efficiency Stage efficiency Nozzle efficiency Mechanical efficiency Blading efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An economiser is generally placed between Air preheater and chimney None of these Last superheater or reheater and air preheater Induced draft fan and forced draft fan Air preheater and chimney None of these Last superheater or reheater and air preheater Induced draft fan and forced draft fan ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The variation of steam pressure in the nozzle depends upon All of these Dryness fraction of steam Velocity of steam Specific volume of steam All of these Dryness fraction of steam Velocity of steam Specific volume of steam ANSWER DOWNLOAD EXAMIANS APP
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