Steam Boilers, Engines, Nozzles and Turbines The draught produced by a steam jet issuing from a nozzle placed in the chimney is called Forced steam jet draught None of these Induced steam jet draught Chimney draught Forced steam jet draught None of these Induced steam jet draught Chimney draught ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A double acting steam engine with a cylinder diameter of 190 mm and a stroke of 300 mm has a cut-off of 0.35. The expansion ratio for this engine is nearly 2.86 6.65 10.05 1.05 2.86 6.65 10.05 1.05 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which is not correct statement about pulverized fuel firing? Heat release can be easily controlled Fuel burns economically It is the best technique for burning high ash content fuel having low fusion ash High burning rate is possible Heat release can be easily controlled Fuel burns economically It is the best technique for burning high ash content fuel having low fusion ash High burning rate is possible ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the back pressure of a nozzle is below the designed value of pressure at exit of nozzle, the nozzle is said to be Choked Over-damping None of these Under-damping Choked Over-damping None of these Under-damping ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The effect of friction on the flow of steam through a nozzle is to 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 Decrease the mass flow rate and to increase the wetness of steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The value of the reheat factor varies from 1.2 to 1.6 1.08 to 1.10 1.6 to 2 1.02 to 1.06 1.2 to 1.6 1.08 to 1.10 1.6 to 2 1.02 to 1.06 ANSWER DOWNLOAD EXAMIANS APP