- A.smoky exhaust
- B.starting failure
- C.overload
- D.over speed
- A.reduce the fuel feeding of main engine of inner propeller
- B.reduce the fuel feeding of main engine of outer propeller
- C.firstly reduce the fuel of main engine of inner propeller, then reduce the fuel feeding of engine of outer propeller
- D.reduce fuel feeding of two engines at the same time
- A.detract
- B.extract
- C.pump up
- D.pump down
- A.class "A" fire
- B.class "B" fire
- C.class "C" fire
- D.class "D" fire
- A.possible
- B.necessary
- C.practicable
- D.impracticable
- A.turning gear
- B.motor
- C.driving gear
- D.driven gear
- A.low relative humidity is maintained
- B.triple banded squirrel cage fans are used
- C.air circulation is a maximum
- D.high relative humidity is maintained
- A.condenser
- B.flashing device
- C.lashing device
- D.vacuum pump
- A.15 / inlet value
- B.15 / inlet and outlet value
- C.30 / inlet value
- D.30 / inlet and outlet value
- A.Manually trip the over-speed device
- B.Interrupt the fuel flow to the engine
- C.Disengage the safety interlock
- D.Slide the camshaft to the neutral position