Steam Boilers, Engines, Nozzles and Turbines Efficiency of Rankine cycle can be increased by Decreasing exhausts pressure Increasing exhaust pressure Increasing the expansion ratio Decreasing initial steam pressure and temperature Decreasing exhausts pressure Increasing exhaust pressure Increasing the expansion ratio Decreasing initial steam pressure and temperature ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Water and sediment in fuel oil can be removed by Burning the oil Cooling the oil in the settling tanks Suspension Heating the oil in the settling tanks Burning the oil Cooling the oil in the settling tanks Suspension Heating the oil in the settling tanks ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Hygrometry deals with the Water vapor in air Pressure of air Hygroscopic substances Temperature of air Water vapor in air Pressure of air Hygroscopic substances Temperature of air ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In reaction turbines, the axial thrust is due to Change in axial velocity Both (A) and (B) None of these Pressure drop across the rotor Change in axial velocity Both (A) and (B) None of these Pressure drop across the rotor ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The average value of diagram factor lies between 0.5 to 0.65 0.65 to 0.9 0.8 to 1.2 0.2 to 0.5 0.5 to 0.65 0.65 to 0.9 0.8 to 1.2 0.2 to 0.5 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. Three times Four times Equal to Twice Three times Four times Equal to Twice ANSWER DOWNLOAD EXAMIANS APP
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