| Which of the following statements represents the significance of the differential pressure existing between the nozzle block and steam chest of a turbo generator equipped with a lifting beam mechanism? |
| A) The pressure differential eliminates the possibility of valve binding in the lifting beam. |
| B) The pressure differential requires the installation of a special biasing spring to open the valves. |
| C) The pressure differential assists in seating the valves when the lifting beam is lowered. |
| D) The pressure differential necessitates the use of a special balance piston. |
