Steam Boilers, Engines, Nozzles and Turbines In order to reduce the rotor speed of an impulse turbine, the method employed is Velocity compounding Pressure compounding All of these Pressure-velocity compounding Velocity compounding Pressure compounding All of these Pressure-velocity compounding ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines In a 50% reaction turbine stage, tangential component of absolute velocity at rotor inlet is 537 m/s and the blade velocity is 454 m/s. The power output in kW of steam will be 296 kW 282 kW 260 kW 302 kW 296 kW 282 kW 260 kW 302 kW ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The flow through a nozzle is regarded as Constant volume flow Isentropic flow Constant pressure flow Isothermal flow Constant volume flow Isentropic flow Constant pressure flow Isothermal flow ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines The efficiency of the plant __________ with the mechanical draught. Remains constant Decreases Increases None of these Remains constant Decreases Increases None of these ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines Expansion ratio is the ratio of Volume at cut-off to the swept volume Swept volume to the clearance volume Clearance volume to the swept volume Swept volume to the volume at cut-off Volume at cut-off to the swept volume Swept volume to the clearance volume Clearance volume to the swept volume Swept volume to the volume at cut-off ANSWER DOWNLOAD EXAMIANS APP
Steam Boilers, Engines, Nozzles and Turbines A compound steam engine in which the high pressure and low pressure cylinders have common piston rod, is called Woolf type compound engine None of these Receiver type compound engine Tandem type compound engine Woolf type compound engine None of these Receiver type compound engine Tandem type compound engine ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS