B787 Powerplant, Engine, Indicating, Fuel & Control, and E

What is the function of the engine nacelle?. Engine protection, ventilation, noise reduction, reverse thrust. Controls engine speed and thrust. Supplies fuel to the engine. Monitors engine performance.

How is the inlet cowl anti-iced?. Hot engine bleed air. Electric heating elements. Hydraulic heating system. Heated fuel.

What type of material is used to manufacture the fan cowls?. Aluminum. Carbon fiber reinforced plastic. Titanium alloy. Stainless steel.

Where is the fan cowl chine located?. On the outboard fan cowl. On the inboard fan cowl. At the 12:00 position. At the 6:00 position.

How many quick-release hinge pins attach the fan cowls to the engine strut?. Two. Four. Six. Seven.

What is the purpose of the chevrons on the thrust reverser sleeves?. Improve aerodynamic performance. Reduce engine noise. Increase engine thrust. Decrease fuel consumption.

Which system operates the fan cowls and thrust reversers for maintenance access?. Manual lever system. Electrical motor system. Powered Door Opening System (PDOS). Pneumatic system.

The nacelle supplies a smooth airflow around the ____. engine and its accessories. landing gear. fuselage. tail section.

The nacelle includes the ____. air inlet cowl, fan cowl doors, thrust reverser cowls, and exhaust system. landing gear doors, fuselage panels, tail section, and wings. engine mounts, control surfaces, flaps, and slats. cockpit, passenger cabin, cargo bay, and tail section.

The area below the fan cowl is designated as ____. zone 1, a fire compartment. zone 2, an aerodynamic compartment. zone 3, a thermal compartment. zone 4, a structural compartment.

The fan cowls are manufactured from ____. carbon fiber reinforced plastic. aluminum alloy. titanium composite. stainless steel.

The ______ connects to the drains collector tank to supply fuel during engine shutdown. fuel manifold. oil tank. external gearbox. tail bearing housing.

If the fuel drains tank ejector is defective, a drain tube lets the fuel go overboard at the ______. tail bearing housing. engine zone 2. wing pylon. drain mast.

Drain tubes from the ______ give an indication of defective internal seals. fuel injectors. VSV actuators. oil tank. airplane wing pylon.

The dump valve in the ______ starts and stops the flow of fuel to the tank. VSV actuator. hydraulics EDP. HMU. VFSG.

The IP compressor case 1-4 is positioned between the ______ and the stage 5-8 case. oil tank. combustor. LP compressor. front bearing housing (FBH).

The HP compressor stages 1 to 3 are integrated bladed rotors called ______. turbines. vanes. blisks. discs.

The combustor controls and mixes the compressed air and ______ for combustion. water. fuel. oil. nitrogen.

The HP turbine module is an integral part of the ______ module. LP compressor. IP compressor. HP system. LP turbine.

The exhaust gas goes through and turns the ______ HP turbine rotor. single-stage. two-stage. three-stage. four-stage.

The LP turbine module has a ______ stage turbine. single. two. four. six.

The primary function of the LP turbine is to extract mechanical energy from the ______. oil flow. air pressure. exhaust gas. fuel flow.

The LP turbine section turns in the ______ direction as its associated compressor. opposite. same. vertical. horizontal.

Before the LPT stage, a set of ______ directs the gas flow correctly into the turbine blades. fan blades. compressor blades. Nozzle Guide Vanes (NGV). oil pumps.

The Turbofan Power Ratio (TPR) indicating subsystem includes the P20/T20 probe and ______. Pressure Transducer. Turbine Gas Temperature (TGT) thermocouples. Fuel Flow Sensor. Oil Pressure Sensor.

The components of the shaft speed indication include LPC, IPC, and ______ speed probes. Fuel Flow. Oil Temperature. High Pressure Compressor (HPC). Engine Vibration.

One of the advantages of TPR is that it is less sensitive to ______ than EPR or N1 indications. Humidity. Altitude. Fuel Flow. Oil Pressure.

The temperature correction in TPR calculations is from TGT and ______ data. P30. N2. T20. N1.

The EMU calculates engine vibration and balance solutions and sends vibration data to the ______. EICAS. LPC. HPC. Oil Pump.

The EMU consists of a single channel of electronics that connects to the ______. EEC Channel A. Fuel Pump. LPC. HPC.

The throttle lever position sends a command signal for a specified ______. fuel flow rate. engine power level. EGT level. N1 speed.

The throttle levers connect to throttle ______ that measure the position of the throttle lever. actuators. sensors. resolvers. controllers.

The EEC sends a signal to the ______ to control the quantity of fuel going to the combustion chamber. fuel pump. Fuel Flow Meter. Hydro-Mechanical Unit (HMU). Fuel Temperature Sensor.

The fuel and control indicating system provides data on the ______ display and engine maintenance pages. Flight Control. EICAS. Multi-Function. Primary Flight.

The fuel and control indicating system has components such as the LP fuel filter differential pressure transducer and the ______. High Pressure (HP) fuel pump. LP centrifugal fuel pump. Fuel Flow Meter. fuel injectors.

The fuel and control indication system interfaces with the EEC for control and ______. fuel distribution. power management. display. thrust control.

The TCM includes PCBs and an ARINC 429 interface housed in ______ enclosures. plastic. aluminum. steel. titanium.

Each fuel control switch has a ______ to permit replacement without removal of the TCM. connector. cap. handle. cover.

The T/R lever is blocked when the forward thrust lever is forward of idle by ______. 2 degrees. 3 degrees. 4 degrees. 5 degrees.

Each lever operates two isolated ______ through a dual gear/linkage drive. actuators. solenoids. resolvers. sensors.

The thrust management system controls the ______ servo drive. auto-throttle. fuel control. EEC. TCM.

The servo drive system provides two-way communication with the auto-throttles on the ______ interface. ARINC 410. ARINC 420. ARINC 429. ARINC 430.

Built-In Test (BIT) is included in the ______ system. fuel control. auto-throttle servo drive. resolver. RDC.

The electronics box is environmentally sealed for ______. insulation. protection. cooling. safety.

The thrust control module supplies control for forward and ______ thrust of the engines. idle. maximum. reverse. reduced.

The auto-throttle servo drive system communicates using the ______ interface. ARINC 420. ARINC 429. ARINC 430. ARINC 431.

The HP turbine section extracts mechanical energy from the ______ to drive the compressors. fuel flow. exhaust gas. oil pressure. bypass air.

The primary function of the HP turbine is to ______. increase air pressure. decrease fuel flow. extract mechanical energy. increase oil pressure.

The LP turbine blades are ______. hollow. solid and welded in pairs. made of ceramic. replaceable.

The LP turbine module bolts to the ______ support structure. combustor. tail bearing housing (TBH). IP compressor. fuel pump.

The LP turbine shaft attaches to the stage 5 disc with a ______ and a curvic coupling. drive arm. fan disc. rotor. bearing.

The engine indicating system parameters are shown on the ______ display. Flight Control. Engine Indication and Crew Alerting System (EICAS). Primary Flight. Multi-Function.

Primary engine indications include TPR, N1, and ______. N2. N3. Exhaust Gas Temperature (EGT). Oil Pressure.

Secondary engine indications include N2, N3, and ______. Exhaust Gas Temperature (EGT). Turbine Inlet Temperature (TIT). Oil Pressure. Thrust.

The Engine Electronic Controller (EEC) calculates TPR using inputs from P20, T20, and ______. P30. P50. N2. Oil Pressure.

TPR uses the temperature corrected overall compressor pressure ratio of ______ to P20. T20. P30. N2. N1.

The Turbofan Power Ratio (TPR) indication system interfaces with the ______. Fuel Control System. Hydraulic System. Common Core System (CCS). Environmental Control System.

The EEC calculates engine TPR from inputs including TGT and ______. N2. P30. N1. Oil Pressure.