First 2 Weeks Flashcards
1
Q
What uses Cable Operated Systems
A
Low speed general aviation
2
Q
What material is used for cables in cable operated systems
A
Steel
3
Q
How do cable and hydraulic systems interact in Boosted Cable Systems
A
Parallel to each other
4
Q
What is the boost ratio on Boosted Cable Systems
A
14:1
5
Q
What does a Primary Stop do
A
Limits Flight controls at the surface of the Flight Control
6
Q
What does a Secondary stop do
A
Limits Flight controls at the Control Column in the cockpit
7
Q
What powered system is completely hydraulic
A
Hydraulic power operated system
8
Q
What power operated system needs artifical feel
A
Hydraulic powered operated system
9
Q
How is non proportional feedback given to pilot on Hydraulic Power Operated Systems
A
Springs
10
Q
How is proportional feedback given to pilot on Hydraulic Power Operated Systems
A
Q pots
11
Q
What system is irrevrisble
A
Hydraulic Power Operated System
12
Q
What do torque tubes do
A
Transmits torionsal force between actuating control and the device being controlled
13
Q
What is fly by wire
A
Using electrical wires instead of cables in an aircraft
14
Q
What does LVDT stand for
A
Linear Variable Displacement Transfuser
15
Q
What does RVDT stand for
A
Rotary Variable Displacement Transfuser
16
Q
What is fly by light
A
Uses fiber optic cables instead of steel cables
17
Q
What is EMI
A
Electro Magnetic Interference
18
Q
What is Roll and Yaw trimming for
A
Is used to adjust aircraft to fly straight hands free
19
Q
How is Pitch trimming done
A
Adjusting Leading edge of horizontal stabiliser / THS
20
Q
What is mach trim
A
In modren aircrafts
Compensates for aerodynamic pitch down tendency at high speeds
Done by adjusting THS
21
Q
What do Trailing Edge Flaps do
A
Increase Camber or Increase Camber and area
22
Q
What do leading edge flaps do
A
Allows for a higher AOA
Decreases takeoff and landing distance
23
Q
What are the positions of a Leading Edge Flap
A
Extended and Retracted
24
Q
When are slats retracted
A
Cruise
25
When are slats in the intermediate setting
Takeoff
26
When are slats extended
Landing
27
What are the two types of Spoiler
Flight and Ground
28
When can ground spoilers be used in flight
Never
29
What is the center of gravity dependant on (3)
Amount of fuel
Number of passangers
Amount of distribution of the cargo
30
Where are slots normally
Fixed to leading edge
31
When are slats used
High AOA
32
Why are slats not used at normal angles
Only induces drag at normal angles
33
Where are fowler flaps
Trailing edge
34
Where are slotted flaps
Trailing edge
35
Where are kruger flaps
Leading edge
36
What is the most common flap on commerical Aircrafts
Fowler
37
What are spoilers used for
To kill lift allowing for rapid descent
38
Why is it important for an aircraft to stall at the root out to the tip
So ailerons will be effective in a stall
39
What direction is an aileron on a downwards wing in a bank
Up
40
What is the only tab with the same direction of motion as the flight control
Anti balance / Anti Servo
41
What does a trim tab do
Statically balances the aircraft in flight
“Hands off”
42
What does a Balance tab do
Aids pilot in overcoming force needed to move control surface
43
What does a servo tab do
Aerodynamically positions control surfaces that require too much force to move manually
44
What does an Anti servo tab do
Increases force needed by pilot to change flight control position
Desensitizes flight controls
45
What does a spring tab do
Enabled moving control surface when forces are high
Inactive during slow flight
46
What happens to velocity in subsonic
Increases
47
What happens to pressure in subsonic
Decreases
48
What happens to density in subsonic
Stays the same
49
What happens to velocity in supersonic
Decreases
50
What happens to pressure in supersonic
Increases
51
What happens to density in supersonic
Increases
52
What is speed of sound effected by
Temperature
53
When temperature increases what happens to speed of sound
Increases
54
What is speed of sound on a standard day
1224.1 kmph
55
What is a mach number
Ratio of speed of aircraft to speed of sound
56
What measures speed of sound and displays information to the pilot
Machmeter
57
What is the flight speed range for subsonic
Below 0.75
58
What is the flight speed range for transonic
0.75 to 1.2
59
What is the flight speed range for supersonic
1.2 to 5
60
What is the flight speed range for hypersonic
Greater than 5
61
When does air become compressable
Supersonic
62
What are the 3 types of supersonic waves
Normal oblique and expansion
63
What wing causes a normal shock wave
Blunt nose subsonic airfoil
64
What wing causes a Oblique shock wave
Sharped Edge airfoil
65
What wing causes a expansion shock wave
Double-Wedge airfoil
66
What is EASA CS-25 Subpart C
Structure
67
What is EASA CS-25 Subpart D
Design and Construction
68
What is multi site cracking
Cracks form on several elements at the same time
69
What is put in Composites to conduct electricity
Copper Mesh
70
Where are bonding leads used
Hinged and Removable Parts
71
Where are Bonding strips used
Fuel tanks
Engines
APU
72
When are fuselage drain valves open
When Unpressurised
73
When are fuselage drain valves closed
When pressurised
74
What is primary structure
Contributes significantly to flight ground and pressurisation loads
If fails it could lead to a catastrophic incident
75
What is secondary structure
If fails the aircraft would be limited in operation
76
What is terriary structure
Would be the most operational if it was a issue
77
What axis are buttock lines on
X - Longitudinal Axis
78
What axis are body stations on
Y - Laterial Axis
79
What axis are water lines on
Z - Vertical Axis
80
What is the Zero Point
Distance each line (eg water line) is marked from on each axis
81
Zonal ID : 100
Fuselage Lower Section
82
Zonal ID : 200
Fuselage Top Section
83
Zonal ID : 300
Stabilisers
84
Zonal ID : 400
Nacelles
85
Zonal ID : 500
Left wing
86
Zonal ID : 600
Right wing
87
Zonal ID : 700
Landing Gear
88
Zonal ID : 800
Doors
89
How many digits in a major zone
3
90
How many digits in a major subzone
2
91
How many digits in a unit zone
1
92
What does DLL stand for
Design Limit Load
93
What does DUL stand for
Design Ultimate Load
94
What is a monocoque structure
A single shell structure
95
What is a semi monocoque structure
Shell structure with stringers bulkheads and spars
96
Where do you find out how to level an aircraft
Type cert data sheet
97
What is the main deck of an aircraft
Cockpit and Cabin
98
What is the lower deck of an aircraft
Avionics Compartments
Landing Gear
Cargo Compartments
99
What is the keel section of an aircraft
Houses Landing Gear
100
What are the pressurised areas of a aircraft
Cockpit
Cabin
Avionics Department
Cargo Compartments
101
What are the un-pressurised areas of a aircraft
Radome
Wing Centre Box
Landing Gear Bays
102
What is a Plug Type Door
Close from inside
Bigger than doorway
Maintains same strength as Fuselage
103
What is a Non Plug Type Door
Close from Outside
Carries all forces of aircraft
Add to total fuselage strength
104
What are the (2) types of Cockpit Window
Windshield and side
105
Why are Cockpit Windows heated
Increase flexibilty
Anti Ice
Stops fogging over
106
What are the layers in a Cabin window
Outside
Middle
Protective
107
What type of structure are wings
Semi Monocoque
108
What way do spars run in a wing
Spanwise
Root to tip
109
What way do stringers run in a wing
Spanwise
Root to tip
110
What way do ribs run in a wing
Parallel to Fuselage
Leading edge to Trailing Edge
111
What do lightening holes do in a rib of an aircraft
Save weight
112
What do check valves do on an aircraft
Stops fuel moving during banks
Non return valve
113
What are the (3) componets in a spar
Top Cap
Shear web
Bottom Cap
114
What is the name of a fuel tanks which houses fuel in it’s wings
Integral Fuel Tank
115
What construction type is used in flight control surfaces
Monoqoue
116
What are the componets to make a rudder or aileron
Spar
Honeycomb core
Skinning pannels
117
What are the componets to make an elevator
Spar
Ribs
Skinning pannels
118
Where are actuators and hinges mounted normally on flight controls
To spars
119
Where are static wicks
Trailing edge of flight controls
120
What is flutter
Vibration
121
How is flutter eliminated
By balencing flight control surfaces
122
What is a hinge line
Line where axis of hinge is placed
123
What is inset
When part of your control surface is forward of the hinge
124
What are the primary function of Nacelles
Smooth airflow
Prevent damage
Additional Strength
Resistant to bending
Service doors
125
What is included in nacelles
Nose cowl
Cowl panels
Exhaust nacelle
Trust reverser
126
What is the function of a pylon
Support Engine
Transmit Thrust to Aircraft
Enable routing of systems
Fire Barrier
127
What is primary pylon structure
Carries loads
Acts as firewall
128
What is secondary pylon structure
Not part of firewall
129
What are the (3) types of engine mount
Wing mounted
Tailside mounted
Tail mounted
130
What are the sources of bleed air
Engines
APU
Ground Pneumatic Carts/ Networks
131
What is the conventional source of bleed air in flight
Engines
132
What is Emergency RAM Air Systems used for
In flight to ventilate cockpit and cabin if packs fail or smoke removal
133
What does HEPA stand for
High Efficency Particulate Filter
134
What is the temperature required for a human in flight
21 to 27 degrees C
135
What is the humidity required for a human in flight
30%
136
What is the Cabin Air Movement Required for a human in flight
0.55lbs per person per minute
137
What is the Cabin Climb Rate of an aircraft
500ft/min
138
What is the Cabin Descent Rate of an aircraft
300ft/min
139
In an outflow valve, what motor is used for AUTOMATIC mode
AC Motor
140
In an outflow valve, what motor is used for MANUAL mode
DC Motor
141
What safety operation occurs at 10,000ft Alt
Warning Alarm
Crew get O2
142
What safety operation occurs at 14,000ft Alt
Passengers get O2
143
What does LOPA stand for
Location Of Passenger Accomodation
144
What is a LOPA
Document gives location and quantity of everything in the cabin
145
What height of Doors must be fitted with slides
1.8 meters
146
What connects the floor to the emergancy slide
Girt Bar
147
How long does it take a slide to inflate
3 to 10 seconds
148
What is the size of a flight crew exit
19 inches by 20 inches
149
What is the most common type of fire extinguster in the Cabin
Dry Powder Type
150
What matierals of an aircraft must be fireproof
Upholstery Materials
151
What is the max height of an escape path
4 feet tall
152
What is the most common method of an escape path
Small aisle lights
153
What colour are escape path lights
White
154
What colour are emergancy door lights
Red
155
How are fire resistant qualities of Upholstery Materials decreased
Dry Cleaning
156
What is the increments of Passenger Seats
1 inch
157
What are the (2) types of Cargo Compartments
Bulk and Container
158
What is held in a Bulk Cargo
Loose or Living Objects
159
What is held in a Container cargo
Containers (LD-3 Half)
Pallets
160
How can Airstairs be retracted or extended
Battery
Hydraulics
115 volt AC power
