Steam Boilers, Engines, Nozzles and Turbines The cylindrical shell of a Lancashire boiler has diameter from 1.75 to 2.75 m 1 to 2 m 1.25 to 2.25 m 1.5 to 2.5 m 1.75 to 2.75 m 1 to 2 m 1.25 to 2.25 m 1.5 to 2.5 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The average value of diagram factor lies between 0.2 to 0.5 0.8 to 1.2 0.65 to 0.9 0.5 to 0.65 0.2 to 0.5 0.8 to 1.2 0.65 to 0.9 0.5 to 0.65 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Lancashire boiler is a Water tube boiler with natural/forced circulation Stationary water tube boiler Mobile fire tube boiler Stationary fire tube boiler Water tube boiler with natural/forced circulation Stationary water tube boiler Mobile fire tube boiler Stationary fire tube boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The nozzle efficiency is the ratio of 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 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 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a velocity compounded impulse turbine, when steam flows through the second row of moving blades, Velocity decreases Pressure remains constant Velocity remains constant Velocity increases Velocity decreases Pressure remains constant Velocity remains constant Velocity increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The temperature of flue gases at air heater outlet should be Below dew point temperature of flue gases Less than wet bulb temperature of flue gases 100°C Above dew point temperature of flue gases Below dew point temperature of flue gases Less than wet bulb temperature of flue gases 100°C Above dew point temperature of flue gases ANSWER DOWNLOAD EXAMIANS APP
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