Steam Boilers, Engines, Nozzles and Turbines The length of Cornish boiler varies from 5 to 7.5 m 3 to 5 m 7 to 9 m 2 to 4.5 m 5 to 7.5 m 3 to 5 m 7 to 9 m 2 to 4.5 m ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a safety valve is To measure pressure of steam inside the steam boiler To blow off steam when the pressure of steam inside the boiler exceeds the working pressure None of these To indicate the water level inside the boiler to an observer To measure pressure of steam inside the steam boiler To blow off steam when the pressure of steam inside the boiler exceeds the working pressure None of these To indicate the water level inside the boiler to an observer ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The maximum efficiency of a De-Laval turbine is (where α = Nozzle angle) cot²α cos²α sin²α tan²α cot²α cos²α sin²α tan²α ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For the same diameter and thickness of tube, a water tube boiler compared to a fire tube boiler has Equal heating surface Heating surface depends on other parameters More heating surface Less heating surface Equal heating surface Heating surface depends on other parameters More heating surface Less heating surface ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines By compounding the expansion of steam in two or more cylinders, the ratio of expansion Increases None of these Does not change Decreases Increases None of these Does not change Decreases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines At very low temperature, the melting and boiling temperatures become equal. This temperature is 373°K 303°K 273.16°K 0°K 373°K 303°K 273.16°K 0°K ANSWER DOWNLOAD EXAMIANS APP
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