prueba M4 (1).docx

1.- Which unit is used to pressurized the landing gear alternated system (LANDING GEAR). A) C1 EMP (Electric motor pump). B) C2 EMP (Electric motor pump). C) Dedicated electrical/hydraulical power pack.PÁGINA292 y Pagina.

2.- During the approaching procedures (HYD). A)The spoilers droop to increase the wing lit with the lift system Página 480. B)The spoilers doesnt move, because the airpiane is in the final approach. C)Only the spoilers help to the high lift system.

3.- Why is necessary to set the IRU ON before you operate the…. A)To do a better control of electrical power if you operate any EMP using external power. B)To reduce the output pressure at 3000 pm durgAPU maintenance program only. C)To increase the speed at 5500 RPM.

4.- To operate high lift in alternate mode, you need select. A) Arm switch to arm position and control selector to retract of extend position. B) Flap lever to desired position. C) Arm switch to arm position and flap lever to retract or extend position.

5.- In the landing gear, the Main Brake System is: LANDING GEAR. A) An electrically operated system. B) An Hydraulically operated system. C) An High Air pressure system.

6.- How are the AFT doors of the nose landing gear operated? LANDING GEAR. A) Mechanically operated. B) Hydraulically operated. C) Electrically operated.

7.- Related to the operation of the Primary Flight Control the…. A) Receiver only mechanical inputs and hydraulic…. B) Is a Fly by Wire System, a mechanical input, electrical control, hydraulic operation .página 94. C) Is a fully electrical system.

8.- What do you use to remove power from the horizontal stabiltzer in a run-away condition?. A) Opposite elevator movement. B) Horizontal stabilizer cutout switches.página 374. C) Primary flight control disconnect switch.

9.- In the center reservoir, the suction shutoff valve stops hydraulic flow to the (HYD). A) Electric motor pump (EMP) C2 (Pagina 55). B) Right engine driven pump (EDP). C) Electric motor pump (EMP) C1.

10.- The Horizontal Stablizer in actuated by: pagina 364-358. A) Hydraulic actuators. B) 2 Electrical motors. C) Hydraulic motors.

11.- The Roll channel Is controlled by: A) Flaps. B) Only Allerons. C) Aileron and Flaperon Pagina100.

12.- The LVDT in the hydraulic reservoir sends Qty information to: (HYD). A) Status page, synoptics page and maintenance page. B) CDU pages. C) EICAS page.

13.- The purpose of the EDAS/HLFC system, in Flight Control on the…. A) Better handling characterictics from the Flight control point of view. B) increase riding characterictics and a better and combinated flight experience for the passanger. C) Reduce drag and fuel burn in cruise fight.

14.- Park and adiust control mode of the BSCU means LANDING GEAR. A) Adjust option for maintenance purpone any CMCF. B) Release the clamping force due thermai changes. C) Keep moving EBAs(for 1 hour) to keep damping during brake cooling period. PAGINA 474.

15.-Where is the left hydraulic EMP located? (HYD). A) On the trent gearbox. B) On the engine strut. C) On the LH main wheel well.

16.- Flight control electronic (FCE) baterías supply power if. A) 30 minutes. B) 10 minutes.Página 48. C) 60 minutes.

17.- Autobrake control is part of: LANDING GEAR. A) CCS. B) Right BSCU. C) Left BSCU PAGINA 456.

18.- The spoilers 4, 5, 10, 11 are: A) Operate by EMCU's. B) Operate by EMA's.Página 194. C) Operate by PCU's.

19.- The Spoilers EMA's are controlled by. A) REU's. B) SREU's. C) EMCU’s.

20.- When is the "Brake Temp" advisory message shown on EICAS? LANDING GEAR. A) If a brake temperature indication has lov pressure. B) it a brake temperature indication has lower than 5.0. C) If a brake temperature indication has 5.0 or more PAGINA 520.

21.- Where is NWS remote electronic unit located? LANDING GEAR. A) Internal of P40.PAGINA 556. B) Forward EE bay. C) B-787 does not have NWS remote electron.

22.- What Is the main function of electrical brake actuator controller EBAC. A) It monitors the brake temperature. B) It controls the electrical brake actuators (EBA) pagina504 y 540. C) It controls the associated hydraulic brake aduron.

23.- When the RAT (Ram Air Turbre) operates in emergency, it supplies hydraulic pressure to.(HYD). A) Left System Flight Controls. B) Right system Fig Controls. C) Center system Flight Controls. PAGINA 164.

24.- For which function are used the flight control surface lock switches?. A) To reset the flight controls in 1t. B) To return from direct to normal flight control mode. C) To lock the wing or/and tail fight control surfaces during maintenance Página 172.

25.- The BSCUs have two channels. A) inboard and Outboard brakes. PAGINA 454. B) Nose and main wheels. C) Fwd and Aft Brakes.

26.- How can the engine driven pump (EDP) be despressurized HYD. A) Manually (EDP Sw or Fire handle) or automatically (HYDIF)PAGINA 78. B) Manually from EDP Sw only. C) Manually from EDP Sw or Fire handle.

27.-The inboard and outboard spoilers PCUs are. A) Full interchangeable. B) Not interchangeable. Página 176 (se le preguntó al profesor). C) The spoilers haven't PCUs.

28.- How many channels does the NWS remote electronic unit have?. A) Two channels, both active and changes every gear retraction. B) Two channels, one active other standby and changes every gear retraction PAGINA 564. C) One channel.

29.- Which flight control electronic (FCE) cabinet does not have flight control module... A) Flight control electronic (FCE) cabinet C2 Página 20 . B) Flight control electronic (FC cabinet C1. C) Flight control electronic (FCE) cabinet right.

30.- The Nose Landing Gear ARDC monitors: LANDING GEAR. A) Tire pressure only PAGINA 500. B) Wheel speed. C) Air/Gnd signal.

31.-The engine driven pump is: A) Gear Pump, output pressure 5000 GPM maximum. B) An axial piston, variable displacement, output 3000 psi and 25 GPM maximum. C) An axial piston variable displacement output pressure 5000 psi and 25 GPM maximum.

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

33.-Which is the function of the hydraulic system heat Exchanger . .. 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.

34.- How many control mode does the high lift function (HLF) have?. Three control modes; Primary, Secondary and Alternate Página 486-492. Two control mode, Primary and backup. Three control mode; normal, secondary and alternate.

35.- In the high lift alternate mode, the flaps and slats use: (). Electrical power to extend and retract only Página 488-492. Hydraulic power to extend and electrical power to retract. Electrical or hydraulic power to extend and retract.

36.- How many Flight control electrónic FCE batteries does the B-787 have. Two FCE batteries Left and Right. FCE system use the main APU batteries. One FCE battery.

37.- For controling the Nose Wheel Steering, the system uses: Two hydraulicaly opérated actuators. A mecanically controlled and electrically operated actuator. Two electrically operated actuators.

38.- Related To the Hydraulic system, the aircraft has. Three independent system, left, right and Center system. Two main systems; left and right, and auxiliary system. Three systems; one main, one secondary and an auxiliary system.

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

40-. If all FCE fail. Limited Roll control is possible (Spoiler 4 & 11) página 194. Mechanical back-up must be used. Roll control is lost.