Steam Boilers, Engines, Nozzles and Turbines Pick up the wrong statement about water tube boiler in comparison to fire tube boilers Former occupies less space for same power Chances of explosion are less in former case Former is used for high installed capacity Rate of steam flow is more in former case Former occupies less space for same power Chances of explosion are less in former case Former is used for high installed capacity Rate of steam flow is more in former case ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Hard coke is produced by carburization of coal at 500-600°C 700-850°C 950-1100°C Atmospheric temperature 500-600°C 700-850°C 950-1100°C Atmospheric temperature ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines When the speed of the engine is controlled by means of a valve in a steam pipe, which regulates the pressure of steam entering the engine, then the governing is known as None of these Cut-off governing Throttle governing By-pass governing None of these Cut-off governing Throttle governing By-pass governing 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 Dry saturated steam Superheated steam None of these Wet steam Dry saturated steam Superheated steam None of these Wet steam 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 Over-damping Under-damping Choked None of these Over-damping Under-damping Choked None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines At which pressure the properties of water and steam become identical 100 kg/cm² 1 kg/cm² 0.1 kg/cm² 225.6 kg/cm² 100 kg/cm² 1 kg/cm² 0.1 kg/cm² 225.6 kg/cm² ANSWER DOWNLOAD EXAMIANS APP