A320 technical questions

Question 1

how many planes in the A320 family

Answer 1

4 - a318,19,20,21

Question 2

how often does an a320 take off or land

Answer 2

1.6 seconds

Question 3

what are the golden rules based off of

Answer 3

basic flying principles

adaption of basic flying principles to modern tech aircraft

the provision of info and the required crew coordination when operating not just airbus but any commercial aircraft.

Question 4

what is a further objective of the golden rules

Answer 4

offer guidance on flight crew interactions with complex systems and to deploy some of the fundamental principles of CRM to ensure flight efficiency and to try and help prevent incidents becoming accidents

Question 5

when was a320 first introduced and flew

Answer 5

march 1984, 22 February 1987

Question 6

how many passenger can it accommodate

Answer 6

150-186

Question 7

powered by what engines

Answer 7

2 CFM or IAE engines located under the wings. LE uses CFM engines

Question 8

what technology does A320 use

Answer 8

fly by wire

Question 9

how does fly by wire work

Answer 9

controls the flight controls by digital inputs.
pilot controls the side stick which feeds the inputs to various flight control computer which in turn control the surfaces

Question 10

what else does fly by wire offer

Answer 10

many flight envelope protections by preventing pilots from being able yo put the ac in configs or attitudes that are undesirable eg stall

Question 11

what does the control law in use determine

Answer 11

the handling characteristics of the ac

Question 12

what are the 4 control laws

Answer 12

normal alternate direct and mechanical backup
each has a varying degree of built in protections

Question 13

describe the CFM jet turbine engines

Answer 13

high bypass ratio engines and are monitored by a full authority digital engine control (FADEC)

Question 14

what is FADEC

Answer 14

a digital control system that performs complete engine management and monitoring

Question 15

how many continuous operating hydraulic systems in the a320

Answer 15

3

Question 16

what are the 3 colours of the hydraulic system and what does each system have

Answer 16

green, blue and yellow and own hydraulic reservoir

Question 17

what is the normal hydraulic operating pressure

Answer 17

3000psi

Question 18

what is the idea behind the multiple hydraulic systems

Answer 18

redundancy - each controlling different aspects of the ac.
If an issue arises with certain components of the yellow or green system, the other remaining system can power both to maintain serviceability via a power transfer unit (PTU)

Question 19

what does the electrical system comprise of

Answer 19

three phase 115/400Hz constant frequency AC system and a 28V DC system

Question 20

how does the ac provide power in normal operation

Answer 20

provides AC power from 2 engine driven generators and 1 Auxiliary power unit (APU) generator

Question 21

what can each generator provide

Answer 21

electrical power to all the electrical bus bars

Question 22

is AC power converted to DC

Answer 22

yes for certain functions

Question 23

what happened if the normal generation of AC power is not available

Answer 23

a emergency back up generator that can provide some ac power to essential systems

Question 24

how do the main landing gears retract

Answer 24

inboard

Question 25

how does the nose landing gear retract

Answer 25

forwards

Question 26

when are the landing gear doors open

Answer 26

only when the gear is extending and retracting

Question 27

what happens if the ac loses hydraulic or electrical power for landing gear

Answer 27

a hand crank allows the flight crew to extend the landing gear via gravity

Question 28

what are the two types of autopilot and flight director modes

Answer 28

managed modes and selected modes

Question 29

managed modes

Answer 29

steers the ac along the lateral, vertical and speed profiles. according to the data the pilot inserts into the multi functional control display unit (MCDU). flight management (in the flight management and guidance computer) computes the corresponding guidance targets

Question 30

selected modes

Answer 30

steers the ac according to the target values the pilot selects and the FCU display

Question 31

flap limitations - flap lever position 0

Answer 31

max speed VMO/MMO flight phase cruise

Question 32

flap limitations - flap lever position 1 config on slat/flap display 1

Answer 32

max speed 230kt flight phase holding

Question 33

flap limitations - flap lever position 1 config on slat/flap display 1 + F

Answer 33

215kt take off

Question 34

flap limitations - flap lever position 2 config on slat/flap display 2

Answer 34

200kt take off/ approach

Question 35

flap limitations - flap lever position 3 config on flap/slat display 3

Answer 35

185kt take off / approach / landing

Question 36

flap limitations - flap lever position full config on slat/flap display full

Answer 36

177kt landing

Question 37

VLE - max speed with LG extended

Answer 37

280kt / M0.67

Question 38

VLO extension

Answer 38

250kt / M0.6

Question 39

VLO retraction

Answer 39

220kt / M0.54

Question 40

max demonstrated crosswind (TO / landing)

Answer 40

38kt gusts included

Question 41

max tailwind for take off

Answer 41

15kts

Question 42

max tailwind for landing

Answer 42

10kt

Question 43

MZFM

Answer 43

61000kg

Question 44

MTOW

Answer 44

73500kg

Question 45

MLW

Answer 45

64500kg

Question 46

Max taxi weight MTM

Answer 46

73900kg

Question 47

VMO

Answer 47

350kts

Question 48

MMO

Answer 48

M 0.82

Question 49

pitch power datum weight 60,000kg ISA conditions speed - 300kts

Answer 49

clean, FL150, pitch 1.5 NU, 2 engines 70%

Question 50

pitch power datum weight 60,000kg ISA conditions speed - 250kt

Answer 50

clean, FL60, 3NU, 2 eng 58%

Question 51

pitch power datum weight 60,000kg ISA conditions speed - green dot

Answer 51

clean, 3000ft, 6NU, 2 eng 54%, 1 eng 70%

Question 52

S speed

Answer 52

F1, 3000ft, 7NU, 55%, 72%

Question 53

pitch power datum weight 60,000kg ISA conditions speed - Vapp full

Answer 53

FFULL, G/Slope, 3NU, 51%, 68%

Question 54

pitch power datum weight 60,000kg ISA conditions speed - Vapp

Answer 54

F3, G/Slope, 5NU, 47%, 63%

Question 55

where does the flight mode annunciator (FMA) appear

Answer 55

top of the PFD, across 5 columns and 3 lines

Question 56

what does a change to the flight control unit (FCU) prompt

Answer 56

change in the FMA on the PFD

Question 57

what appears once a FMA has changed

Answer 57

a white box will appear around the new FMA for 10 seconds

Question 58

what are the colours and their meanings of the FMA

Answer 58

green - active blue - armed white - active/state

Question 59

FMA 1st column

Answer 59

auto thrust operation

Question 60

FMA 2nd column

Answer 60

vertical guidance mode

Question 61

FMA 3rd column

Answer 61

lateral guidance mode

Question 62

FMA 4th column

Answer 62

approach capability

Question 63

FMA 5th column

Answer 63

AP, FD and A/THR engagement status

Question 64

what do the 3 columns to the left show

Answer 64

active odes in green ion the top line armed modes on second line special messages on third line

Question 65

what does the fourth column show

Answer 65

approach capabilities in white on top line DH or MDA/MDH in blue on second line

Question 66

what does the fifth column show

Answer 66

engagement of the AP on the top line FD engagement on the second line A/THR status on the third line

Question 67

what re modes with an asterisks * after them

Answer 67

capture modes - appear when. mode is being captured and entered into

Question 68

what are the combined modes between column 2 and 3

Answer 68

land flare roll out final app

Question 69

what is the airbus dark cockpit concept

Answer 69

concept for the overhead panel (OHP) makes it simple and quick to identify faults or failures if ac is fully serviceable then OHP does not have any white lights illuminated

Question 70

how is the OHP laid out

Answer 70

cascade system panel arrangement making for a logical flow that helps minimise error when selecting systems and managing failures

Question 71

how are system panels labelled on the OHP

Answer 71

in white on the top or side of the panel for ease of finding the correct system and switch/indication/ push button (p/b)

Question 72

state of lights and information provided on display units are colour coded to indicate the status of the system or the nature of the info as follows - lights out

Answer 72

lights out - normal operation, config

Question 73

state of lights and information provided on display units are colour coded to indicate the status of the system or the nature of the info as follows - white off light

Answer 73

white off light - system deactivated

Question 74

state of lights and information provided on display units are colour coded to indicate the status of the system or the nature of the info as follows - white on light

Answer 74

white on light - system activated

Question 75

state of lights and information provided on display units are colour coded to indicate the status of the system or the nature of the info as follows - blue on light

Answer 75

blue on light - temporarily selected switch

Question 76

state of lights and information provided on display units are colour coded to indicate the status of the system or the nature of the info as follows - green avail light

Answer 76

green avail light - applicable system status

Question 77

airbus design philosophy colour codes - red

Answer 77

config or failures requiring immediate action

Question 78

airbus design philosophy colour codes - amber

Answer 78

config or failures requiring awareness but not immediate action

Question 79

airbus design philosophy colour codes - green

Answer 79

normal ops: memo info in a procedure or on STATUS page PFD active modes

Question 80

airbus design philosophy colour codes - white

Answer 80

title in menu conditional items

Question 81

airbus design philosophy colour codes - blue

Answer 81

actions to be carried out limitations PFD armed modes