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 Increases Remains unchanged Decreases Increases/decreases depending on steam temperature requirements Increases Remains unchanged Decreases Increases/decreases depending on steam temperature requirements ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The actual power generated in the engine cylinder is called Indicated power Brake power Frictional power None of these Indicated power Brake power Frictional power None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Pick up the wrong statement about critical condition of steam Specific volume of steam and liquid is same Liquid directly becomes steam This is the maximum pressure limit Latent heat is zero Specific volume of steam and liquid is same Liquid directly becomes steam This is the maximum pressure limit Latent heat is zero ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In reaction turbines, the axial thrust is due to Both (A) and (B) Change in axial velocity None of these Pressure drop across the rotor Both (A) and (B) Change in axial velocity None of these Pressure drop across the rotor ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The fire tubes in a Cochran boiler usually have _________ diameter. 6.25 mm 92.5 mm 62.5 mm 72.5 mm 6.25 mm 92.5 mm 62.5 mm 72.5 mm ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Degree of reaction is defined as the ratio of Heat drop in moving blades to the heat drop in fixed blades plus heat drop in moving blades Heat drop in fixed blades plus heat drop in moving blades to the heat drop in moving blades Heat drop in moving blades to the heat drop in fixed blades Heat drop in fixed blades to the heat drop in moving blades Heat drop in moving blades to the heat drop in fixed blades plus heat drop in moving blades Heat drop in fixed blades plus heat drop in moving blades to the heat drop in moving blades Heat drop in moving blades to the heat drop in fixed blades Heat drop in fixed blades to the heat drop in moving blades ANSWER DOWNLOAD EXAMIANS APP
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