B777 Engines And APU
During flights we have come to know that the APU can be shut down shortly after the engines start running, as the energy needed can then be produce by the engines. What more can you tell about the relationship between the Engine and the APU for the B777 plane? Take the test to find out!
- 1.What thrust reference mode indicates an assumed temperature derated takeoff thrust is selected?
- A.
TO 1
- B.
D-TO
- C.
TO
- D.
TO 2
- 2.During climb with the engine EEC switches in normal, what will occur when youmanually position the thrust levers to the full forward position?
- A.
The engines will exceed the maximum rated thrust.
- B.
The engines will produce maximum climb thrust
- C.
The engines will produce maximum rated thrust.
- D.
The EEC alternate mode will automatically engage.
- 3.During cruise with the engine EEC switches in the normal mode, What occurs youmanually position the thrust levers to the full forward position?
- A.
The engines will exceed the maximum rated thrust.
- B.
The engines will produce maximum cruise thrust.
- C.
The EEC alternate mode will automatically engage.
- D.
The engines will produce maximum rated thrust.
- 4.What does the EICAS message ENG OIL PRESS R indicate?
- A.
Engine oil pressure is low.
- B.
Engine oil pressure is high.
- C.
Engine oil temperature is low
- D.
Engine oil temperature is high.
- 5.What does the EICAS message ENG OIL TEMP L indicate?
- A.
Engine oil pressure is low.
- B.
Engine oil pressure is high.
- C.
Engine oil temperature is low.
- D.
Engine oil temperature is high.
- 6.What does the EICAS message ENG FUEL VALVE L indicate?
- A.
The engine fuel valve on the left engine is closed.
- B.
The spar or engine fuel valve on the left engine has not reached its commanded position.
- C.
Both the spar and the engine fuel valves on the left engine are commanded to the same position.
- D.
The fuel/oil heat exchanger valve is not functioning.
- 7.What does the EICAS message ENG FUEL VALVE R indicate?
- A.
The engine fuel valve on the right engine is open.
- B.
Both the spar and the engine fuel valves on the right engine are commanded to the same position.
- C.
The spar or engine fuel valve on the right engine has not reached its commanded position.
- D.
The fuel filter bypass valve is not functioning.
- 8.With autostart ON, when do you move the FUEL CONTROL switch to RUN?
- A.
After START has been selected on the START/IGNITION selector
- B.
After reaching maximum motoring speed
- C.
After the engine stabilizes at idle
- D.
After 18% N2 has been reached
- 9.What powers the left engine thrust reverser?
- A.
Left hydraulic system
- B.
Center hydraulic system
- C.
Left engine bleed air
- D.
Right engine bleed air
- 10.What powers the right engine thrust reverser?
- A.
Left engine bleed air
- B.
Right engine bleed air
- C.
Center hydraulic system
- D.
Right hydraulic system
- 11.What does the EICAS message ENG REV LIMITED R indicate?
- A.
The right engine reverser will provide maximum reverse thrust for a limited time.
- B.
The right engine reverser will not deploy or will be limited to idle on landing.
- C.
The right engine reverse thrust indication is not valid.
- D.
The right engine reverse thrust is limited to rejected takeoffs only.
- 12.Where is engine oil quantity displayed?
- A.
The secondary engine indications
- B.
The primary engine indications
- C.
The status display
- D.
There is no flight deck display for engine oil quantity
- 13.What malfunction, during ground start, will cause the autostart system to abort the start?
- A.
Low oil pressure
- B.
High oil temperature
- C.
Broken fanblade
- D.
Hot start
- 14.What is auto-relight?
- A.
Auto-relight provides flameout protection by activating the autostart system.
- B.
Auto-relight provides flameout protection by activating both ignitors.
- C.
Auto-relight opens the start valve automatically if the engine N2 decreases.
- D.
Auto-relight provides hung start protection by deactivating the ignitor.
- 15.What does the EICAS message APU SHUTDOWN indicate?
- A.
The APU is out of fuel.
- B.
The APU in cooldown mode.
- C.
The APU has automatically shut down.
- D.
The APU controller has shut down the packs.
- 16.What does the EICAS message APU LIMIT indicate?
- A.
The APU is out of fuel.
- B.
An APU limit has been exceeded.
- C.
The APU has automatically shut down.
- D.
The APU pneumatic output is limited.
- 17.If the APU is in the attended mode, what fault causes an immediate automatic shutdown?
- A.
APU controller failure
- B.
High EGT
- C.
Low oil pressure
- D.
High oil temperature
- 18.What thrust reference mode indicates maximum rated takeoff thrust?
- A.
TO 1
- B.
D-TO 1
- C.
TO
- D.
D-TO
- 19.What occurs if the required EEC signals are not available to operate the engines in the normal mode?
- A.
The EEC automatically uses the alternate mode.
- B.
Full rated thrust is automatically commanded on the affected engine.
- C.
The Autothrottle disconnects.
- D.
The affected engine goes to flight idle.
- 20.What occurs if the flight crew manually selects the EEC Alternate mode?
- A.
The engine operates in the soft alternate mode.
- B.
The EICAS message ENG CONTROL is displayed
- C.
Maximum and commanded N1 values are removed from the N1 indication.
- D.
Reference and target N1 are displayed on the N1 indication.
- 21.What does the EICAS message ENG CONTROL L indicate?
- A.
Control for the left engine is in the alternate mode.
- B.
A fault is detected in the left engine control system.
- C.
Left engine speed is below idle.
- D.
A limit has been exceeded on the left engine.
- 22.What does the EICAS message ENG AUTOSTART R indicate?
- A.
The right fuel control switch is in RUN at low engine RPM with the autostart switch OFF.
- B.
The right engine start valve is open when commanded close.
- C.
Autostart has failed to start the left engine.
- D.
Autostart is attempting to start the right engine, wait for further indications.
- 23.What does the EICAS message ENG STARTER CUTOUT L indicate?
- A.
The left engine autostart switch is OFF.
- B.
Autostart has failed to start the left engine.
- C.
The left engine start/ignition selector remains in the START position or the start valve is open when commanded closed.
- D.
The left fuel control switch is in RUN at low engine RPM with the autostart switch OFF.
- 24.Which of the following is not correct about the EGT Start Limit Line on the EGT Indicator?
- A.
The displayed line is red.
- B.
The line displays with the fuel control switch in CUTOFF
- C.
The line displays with N2 RPM below idle.
- D.
The line displays at all times on the ground.
- 25.Which of the following is not correct about the EICAS In-Flight Start Envelope display?
- A.
The engine RPM is below idle and the fuel control switch is in RUN.
- B.
The In-Flight Start Envelope display shows the airspeed range foe an in-flight start at the current flight level when the airplane is below the maximum flight level for an in-flight start.
- C.
The respective engine fire switch is in.
- D.
The In-Flight Start Envelope display is magenta.
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