Steam Boilers, Engines, Nozzles and Turbines The function of a safety valve is To measure pressure of steam inside the steam boiler To indicate the water level inside the boiler to an observer None of these To blow off steam when the pressure of steam inside the boiler exceeds the working pressure To measure pressure of steam inside the steam boiler To indicate the water level inside the boiler to an observer None of these To blow off steam when the pressure of steam inside the boiler exceeds the working pressure ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Hygrometry deals with the Temperature of air Pressure of air Water vapor in air Hygroscopic substances Temperature of air Pressure of air Water vapor in air Hygroscopic substances ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The discharge of steam in a convergent-divergent nozzle __________ after the throat (i.e. in the divergent portion of the nozzle) Decreases None of these Remains constant Increases Decreases None of these Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The density of supersaturated steam is about __________ that of the ordinary saturated vapor at the corresponding pressure. 2 times 8 times 4 times Same as 2 times 8 times 4 times Same as ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In order to obtain superheated steam, a superheater is added in an existing boiler. As as result, furnace vacuum will Worsen May improve/worsen depending on size Improve Remain unaffected Worsen May improve/worsen depending on size Improve Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Pick up wrong statement about desired properties of a good fuel High ignition point Ease in storing Produce minimum smoke and gases High calorific value High ignition point Ease in storing Produce minimum smoke and gases High calorific value ANSWER DOWNLOAD EXAMIANS APP
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