Steam Boilers, Engines, Nozzles and Turbines Which of the following gases has the highest calorific value? Coal gas Blast furnace gas Producer gas Water gas Coal gas Blast furnace gas Producer gas Water gas ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The state of vapor under saturation condition is described by Temperature alone Pressure and dryness fraction Pressure and temperature Pressure alone Temperature alone Pressure and dryness fraction Pressure and temperature Pressure alone ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The amount of water evaporated in kg per kg of fuel burnt is called Equivalent evaporation from and at 100° C Evaporative capacity of a boiler None of these Boiler efficiency Equivalent evaporation from and at 100° C Evaporative capacity of a boiler None of these Boiler efficiency ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines For the same length of stroke and speed of crankshaft, the piston speed for a double acting steam engine is _________ the piston speed of single acting steam engine. Four times Equal to Three times Twice Four times Equal to Three times Twice ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Orsat meter is used for Volumetric analysis of the flue gases Gravimetric analysis of the flue gases Measuring smoke density of flue gases Mass flow of the flue gases Volumetric analysis of the flue gases Gravimetric analysis of the flue gases Measuring smoke density of flue gases Mass flow of the flue gases ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which is not the correct statement about moisture in coal? Inherent moisture and surface moisture are different things It increases thermal efficiency In some coals moisture may be present up to 40% Some moisture in coal helps in better burning which is not possible with completely dry coal Inherent moisture and surface moisture are different things It increases thermal efficiency In some coals moisture may be present up to 40% Some moisture in coal helps in better burning which is not possible with completely dry coal ANSWER DOWNLOAD EXAMIANS APP
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