Steam Boilers, Engines, Nozzles and Turbines A vessel into which the steam is exhausted and condensed after doing work in an engine cylinder or turbine is known as Steam boiler Steam condenser Steam preheater Economiser Steam boiler Steam condenser Steam preheater Economiser ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For maximum discharge through a chimney, the condition is that height of hot gas column producing the draught should be Equal to the height of chimney Four times the height of chimney Two times the height of chimney One-half the height of chimney Equal to the height of chimney Four times the height of chimney Two times the height of chimney One-half the height of chimney 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 450 m/s 900 m/s 79 m/s 188 m/s 450 m/s 900 m/s 79 m/s 188 m/s ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The supersaturated flow of steam through a nozzle as compared to a stable flow, the available heat drop Is unpredictable Remains the same Decreases Increases Is unpredictable Remains the same Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Fire tube boilers are those in which Flue gases pass through tubes and water around it Tubes are laid vertically Water passes through the tubes and flue gases around it Forced circulation takes place Flue gases pass through tubes and water around it Tubes are laid vertically Water passes through the tubes and flue gases around it Forced circulation takes place ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines If the critical pressure ratio for steam is 0.546, then the steam is initially None of these Superheated steam Dry saturated steam Wet steam None of these Superheated steam Dry saturated steam Wet steam ANSWER DOWNLOAD EXAMIANS APP
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