Turbine blade stages may be classed as either 'impulse' or 'reaction'. In an impulse blade section:
Domanda 614, Aircraft General Knowledge - Airframe, Systems, Powerplant - ATPL - Airline Transport Pilot license
| The Pressure Rises Across The Nozzle Guide Vanes And Remains Constant Across The Rotor Blades. |
| The pressure remains constant across the nozzle guide vanes and drops across the rotor blades. |
| The pressure drops across the nozzle guide vanes and remains constant across the rotor blades. |
| The Pressure Remains Constant Across The Nozzle Guide Vanes And Rises Constant Across The Rotor Blades. |
