Steam Boilers, Engines, Nozzles and Turbines In case of non-condensing steam engines, the pressure of steam in the cylinder during exhaust stroke is _________ the condenser pressure. None of these Equal to Higher than Lower than None of these Equal to Higher than Lower than ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A single stage impulse turbine with a diameter of 1.2 m runs at 3000 r.p.m. If the blade speed ratio is 0.42, then the inlet velocity of steam will be 900 m/s 450 m/s 188 m/s 79 m/s 900 m/s 450 m/s 188 m/s 79 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In water tube boilers The flames and hot gases pass through the tubes which are surrounded by water None of these Water passes through the tubes which are surrounded by flames and hot gases Forced circulation takes place The flames and hot gases pass through the tubes which are surrounded by water None of these Water passes through the tubes which are surrounded by flames and hot gases Forced circulation takes place ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In forced circulation steam boilers, the force is applied All of these 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 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the actual vacuum to the ideal vacuum in a condenser is called Condenser efficiency Boiler efficiency Nozzle efficiency Vacuum efficiency Condenser efficiency Boiler efficiency Nozzle efficiency Vacuum efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In reaction turbines, the axial thrust is due to None of these Pressure drop across the rotor Change in axial velocity Both (A) and (B) None of these Pressure drop across the rotor Change in axial velocity Both (A) and (B) ANSWER DOWNLOAD EXAMIANS APP
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