Steam Boilers, Engines, Nozzles and Turbines In a nozzle, the effect of super-saturation is to Increase the heat drop Decrease specific volume of steam Decrease dryness fraction of steam Increase the entropy Increase the heat drop Decrease specific volume of steam Decrease dryness fraction of steam Increase the entropy ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines An air preheater Increases the efficiency of the boiler Increases evaporative capacity of the boiler All of these Enables low grade fuel to be burnt Increases the efficiency of the boiler Increases evaporative capacity of the boiler All of these Enables low grade fuel to be burnt ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Lancashire boiler is used where working pressure and power required are Moderate None of these Low High Moderate None of these Low High ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following boilers is best suited to meet fluctuating demands? Cochran Babcock and Wilcox Locomotive Lancashire Cochran Babcock and Wilcox Locomotive Lancashire ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The function of a piston in a steam engine is To transfer motion from the piston to the cross-head To guide motion of the piston rod and to prevent it from bending To convert heat energy of the steam into mechanical work id) to exhaust steam from the cylinder at proper moment None of these To transfer motion from the piston to the cross-head To guide motion of the piston rod and to prevent it from bending To convert heat energy of the steam into mechanical work id) to exhaust steam from the cylinder at proper moment None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The action of steam in a steam turbine is Static Dynamic Neither static nor dynamic Static and dynamic Static Dynamic Neither static nor dynamic Static and dynamic ANSWER DOWNLOAD EXAMIANS APP
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