Steam Boilers, Engines, Nozzles and Turbines The bituminous coal is no caking if its carbon content is 85-90% 78-81% 90-95% 81-85% 85-90% 78-81% 90-95% 81-85% ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The high pressure boiler is one, which produces steam at a pressure more than Atmospheric pressure 5 kg/cm² 10 kg/cm² 7580 kg/cm² Atmospheric pressure 5 kg/cm² 10 kg/cm² 7580 kg/cm² ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of friction on the flow of steam through a nozzle is to Decrease the mass flow rate and to increase the wetness of steam Increase the exit temperature without any effect on mass flow rate Decrease the mass flow rate and to decrease the wetness of steam Increase the mass flow rate and to increase the exit temperature Decrease the mass flow rate and to increase the wetness of steam Increase the exit temperature without any effect on mass flow rate Decrease the mass flow rate and to decrease the wetness of steam Increase the mass flow rate and to increase the exit temperature ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In impulse turbines, when friction is neglected, the relative velocity of steam at outlet tip of the blade is _________ the relative velocity of steam at inlet tip of the blade. Less than None of these Equal to Greater than Less than None of these Equal to Greater than ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In forced circulation steam boilers, the force is applied To circulate water To draw water To drain off the water All of these To circulate water To draw water To drain off the water All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a Parson's turbine stage, blade velocity is 320 m/s at the mean radius and rotor blade exit angle is 30°. For minimum kinetic energy of the steam leaving the stage, the steam velocity at the exit of the rotor will be 160/3 m/s 320/3 m/s 640/3 m/s 640 m/s 160/3 m/s 320/3 m/s 640/3 m/s 640 m/s ANSWER DOWNLOAD EXAMIANS APP
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