Steam Boilers, Engines, Nozzles and Turbines There is always some steam left in the clearance space from the previous stroke. This steam left in the clearance space is called Cushion steam Superheated steam Wet steam Saturated steam Cushion steam Superheated steam Wet steam Saturated steam ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio for initially dry saturated steam is 0.546 0.601 0.582 0.577 0.546 0.601 0.582 0.577 ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines It is required to produce large amount of steam at low pressure. Which boiler should be used? Cochran boiler Babcock and Wilcox boiler Lancashire boiler Pulverized fuel fired boiler Cochran boiler Babcock and Wilcox boiler Lancashire boiler Pulverized fuel fired boiler ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A single acting steam engine produces ___ power than that of double acting steam engine. Four times Double Equal Half Four times Double Equal Half ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The clearance in the engine cylinder Decreases the efficiency of the engine All of these Increases the mean effective pressure Increases the workdone Decreases the efficiency of the engine All of these Increases the mean effective pressure Increases the workdone ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ratio of the temperature rise of cooling water to the vacuum temperature minus inlet cooling water temperature is called Condenser efficiency Boiler efficiency Nozzle efficiency Vacuum efficiency Condenser efficiency Boiler efficiency Nozzle efficiency Vacuum efficiency ANSWER DOWNLOAD EXAMIANS APP