Steam Boilers, Engines, Nozzles and Turbines The state of vapor under saturation condition is described by Temperature alone Pressure alone Pressure and temperature Pressure and dryness fraction Temperature alone Pressure alone Pressure and temperature Pressure and dryness fraction ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The critical pressure ratio is given by (where p₁ = Initial pressure of steam, and p₂ = Pressure of steam at throat or critical pressure) p₂/p₁ p₁/p₂ p₁ + p₂ p₁. p₂ p₂/p₁ p₁/p₂ p₁ + p₂ p₁. p₂ ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The diameter of internal flue tubes in a Lancashire boiler compared to its shell is Two-fourth One-third One-half Two-fifth Two-fourth One-third One-half Two-fifth ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The ultimate analysis of fuel lists Various chemical constituents, carbon, hydrogen, oxygen etc, plus ash as percents by volume Fuel constituents as percents by volume of moisture, volatile, fixed carbon and ash Fuel constituents as percents by weight of moisture, volatile, fixed carbon and ash Various chemical constituents, carbon, hydrogen, oxygen, etc, plus ash as percents by weight Various chemical constituents, carbon, hydrogen, oxygen etc, plus ash as percents by volume Fuel constituents as percents by volume of moisture, volatile, fixed carbon and ash Fuel constituents as percents by weight of moisture, volatile, fixed carbon and ash Various chemical constituents, carbon, hydrogen, oxygen, etc, plus ash as percents by weight ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The selection of type and size of a steam boiler depends upon The power required and working pressure The fuel and water available The geographical position of the power house All of these The power required and working pressure The fuel and water available The geographical position of the power house All of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The size of a boiler drum in pulverized fuel fired boiler, as its size and capacity, (steam pressure and flow ratings) increase Decreases Increases Remains unchanged Increases/decreases depending on steam temperature requirements Decreases Increases Remains unchanged Increases/decreases depending on steam temperature requirements ANSWER DOWNLOAD EXAMIANS APP
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