Steam Boilers, Engines, Nozzles and Turbines Expansion ratio is the ratio of Swept volume to the volume at cut-off Volume at cut-off to the swept volume Clearance volume to the swept volume Swept volume to the clearance volume Swept volume to the volume at cut-off Volume at cut-off to the swept volume Clearance volume to the swept volume Swept volume to the clearance volume ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A device used to increase the temperature of saturated steam without raising its pressure, is called Superheater Fusible plug Blow off cock Stop valve Superheater Fusible plug Blow off cock Stop valve ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In reaction turbines, the axial thrust is due to Pressure drop across the rotor None of these Both (A) and (B) Change in axial velocity Pressure drop across the rotor None of these Both (A) and (B) Change in axial velocity ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Which of the following is correct? (Where pa = Actual mean effective pressure, pm = Theoretical mean effective pressure, and K = Diagram factor) pa = pm/K pa = K/pm pa = pm × K pa = pm + K pa = pm/K pa = K/pm pa = pm × K pa = pm + K ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The capacity of induced draft fan compared to forced draft fan in a boiler is Same More Less or more depending on size of boiler Less Same More Less or more depending on size of boiler Less ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The increase in pressure Raises the boiling point of a liquid Lowers the boiling point of a liquid Does not affects the boiling point of a liquid Reduces its volume Raises the boiling point of a liquid Lowers the boiling point of a liquid Does not affects the boiling point of a liquid Reduces its volume ANSWER DOWNLOAD EXAMIANS APP
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