prueba n4

Which flight control electronic (FCE) cabinet does not have flight control module (FCM)?   . Flight control electronic (FCE) cabinet C2. . Flight control electronic (FCE) cabinet C1. . Flight control electronic (FCE) cabinet right. .

In the landing gear, the Main Brake System is: . An electrically operated system. . An Hydraulically operated system. . An High Air pressure system. .

For wich function are used the flight control surface lock switches? . To lock the wing or/and tail flight control surfaces during maintenance. . To reset the flight controls in flt. . To return from direct to normal flight control mode. .

The Spoilers EMA's are controlled by: REU. SREU's. EMCU's.

Related to the operation of the Primary Flight Controls, the system: . Is a Fly by Wire System: a mechanical input, electrical control, hydraulic operation. . s a fully electrical system. . Receives only mechanical inputs and hydraulic pressure. .

For controlling the Nose Wheel Steering, the system uses: . A mecanically controlled and electrically operated actuator. . Two hydraulically operated actuators. . Two electrically operated actuators.

How can the engine driven pump (EDP) be depressurized?. Manually from EDP Sw or Fire handle. Manually from EDP Sw only. Manually (EDP Sw or Fire handle) or automatically (HYDIF).

The engine driven pump is: . An axial piston, variable displacement, output pressure 5000 psi and 25 gpm maximum. An axial piston, variable displacement, output pressure 3000 psi and 25 gpm maximum. . Gear pump, output pressure 5000 psi and 25 gpm maximum.

Park and adjust control mode of the BSCU Means: . Release the clamping force due thermal changes. Adjust option for maintenance purpose only (CMCF). Keep moving EBAs(for 1 hour) to keep clamping force during brake cooling period. .

The purpose of the EDAS/HLFC system, in Flight Controls on the B 787-9 is to provide: . The purpose of the EDAS/HLFC system, in Flight Controls on the B 787-9 is to provide: . Better handling characterictics from the flight controls point of view.  Increase riding characterictics and a better and comfortable flight experience for the passanger. Reduce drag and fuel burn in cruise flight.

The 787-9 Flap control lever module has: . 9 positions. . 30 positions. . 10 positions. .

The spoilers 4, 5, 10, 11 are: .   Operate by EMCU's. Operate by EMA's. . Operate by PCU's. .

The Horizontal Stabilizer is actuated by: . Hydraulic motors. . Electrical motors. Hydraulic actuators. .

When the RAT (Ram Air Turbine) operates in emergency, it supplies hydraulic pressure to: . Right system Flight Controls. . Center system Flight Controls. . Left System Flight Controls.

Related to the Hydraulic system, the aircraft has: . Three independent system; left, right and center system. . Two main systems; left and right, and an auxiliary system. . Three systems; one main, one secondary and an auxiliary system. .

When is the "Brake Temp" advisory message shown on EICAS? . If a brake temperature indication has 5.0 or more. . If a brake temperature indication has low pressure. If a brake temperature indication has lower than 5.0.

Which is the function of the hydraulic system heat exchangers? . To cool the hydraulic fluid and warm the tank fuel. . To warm the hydraulic fluid and cool the engine oil. . To cool the hydraulic fluid and warm the engine oil.

The Roll channel is controlled by: . Flaps. . Only Ailerons. . Aileron and Flaperon. .

Autobrake control is part of: . Left BSCU. . CCS. . Right BSCU.

How many hydraulic system isolation valves are there? . Two isolation valves in the center hydraulic system. . Three isolation valves in the center hydraulic system. . Three isolation valves, one in each hydraulic system.

Where is the left hydraulic EMP located? . On the trent gearbox. . On the LH main wheel well. . On the engine strut. .

During the approaching procedures: . Only the spoilers help to the high lift system. . The spoilers doesnt move, because the airplane is in the final approach. . The spoilers droop to increase the wing lift with the lift system. .

The inboard and outboard spoilers PCUs are: The spoilers havent PCUs. Not interchangeable. Full interchangeable.

Where is NWS remote electronic unit located? . Internal of P40. . Forward EE bay. . B-787 does not have NWS remote electronic unit.

Flight control electronic (FCE) batteries supply power to related FCE cabinet for: . 30 minutes. . 60 minutes. 10 minutes. .

To operate high lift in alternate mode, you need select: . Flap lever to desired position. . Arm switch to arm position and flap lever to retract or extend position. . Arm switch to arm position and control selector to retract or extend position.

The Nose landing Gear ARDC monitors: . Tire pressure only. . Air/Gnd signal. . Wheel speed. .

What do you use to remove power from the horizontal stabilizer in a run-away condition? . Opposite elevator movement. . Primary flight control disconnect switch. . Horizontal stabilizer cutout switches. .

How are the AFT doors of the nose landing gear operated? . Hydraulically operated. Mechanically operated. Electrically operated. .

How many control mode does the high lift function (HLF) have? . Three control mode; normal, secondary and alternate. . Three control mode; primary, secondary and alternate. . Two control mode; primary and backup.

The BSCUs have two channels: . Fwd and Aft Brakes. . Nose and main wheels. . Inboard and Outboard brakes. .

In the center reservoir, the suction shutoff valve stops hydraulic flow to the: . Electric motor pump (EMP) C1. . Electric motor pump (EMP) C2. . Right engine driven pump (EDP). .

Pregunta 33 Why is necessary to set the IRU ON before you operate the Electric Motor Pump (EMP)? . To do a better control of electrical power if you operate any EMP using external power. . To reduce the output pressure at 3000 psi during APU maintenance program only. To increase the speed at 5500 RPM. .

How many channels does the NWS remote electronic unit have? . Two channels, both active and changes every gear retraction. . One channel. . Two channels, one active other standby and changes every gear retraction.

Pregunta 35 Which unit is used to pressurize the landing gear alternate system? . C2 EMP (Electric motor pump). . Dedicated electrical/hydraulical power pack. . C1 EMP (Electric motor pump). .

How many flight control electronic (FCE) batteries does the B-787 have? . One FCE battery. . Two FCE batteries. . FCE system use the main and APU batteries. .

Pregunta 38 What is the main function of electrical brake actuator controller (EBAC)? . It controls the electrical brake actuators (EBA). . It monitors the brake temperature. . It controls the associated hydraulic brake actuators. .

The LVDT in the hydraulic reservoir sends Qty information to: . Status page, synoptics page and maintenance page. . Eicas page. . CDU pages.

Pregunta 40 If all FCE's fail: . Mechanical back-up must be used. . Roll control is lost. . Limited roll control is possible (Spoilers 4 & 11).

In the high lift alternate mode, the flaps and slats use: . Electrical power to extend and retract only. . Hydraulic power to extend and electrical power to retract. . Electrical or hydraulic power to extend and retract.