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M11 > ATA 52….57 - Airframe Structures > Flashcards

ATA 52….57 - Airframe Structures Flashcards

1
Q

What happens on the AC type (B747) when the door is opened from the outside?

A

The door is switched to manual/park/ground mode

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2
Q

What is the situation when you open the passenger door from the outside?

A

Emergency System disarms when the handles is pulled out

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3
Q

Which are the correct steps to open the entry door?

A

Mode Selector Lever in Park mode, Door handle to the open position, use the assist handle to fully open position

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4
Q

What is the function of the snubber?

A

It slows the downward movement of the door

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5
Q

What is the difference between the bulk cargo door and the forward, aft, and side cargo doors?

A

Bulk Cargo Door operates manually and opens inwards while all other cargo doors operates electrically and open outwards

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6
Q

Let us look at the side cargo door. Which one of the statements is correct?

A

You open the side cargo door from outside only when the internal handle retainer is open

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7
Q

Which four mechanisms are operated by the locking handle before you can fully open a door such as cargo door?

A

Vent door mechanism, drift pin mechanism, safety mechanism, and locking mechanism

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8
Q

What is the function of hook mechanism during the opening sequence?

A

To rotate the hooks and move the door from fully closed prior to opening by the lift system

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9
Q

Which components completes the circuit, energizes the electric pump and supplies the hydraulic system with fluid?

A

The Selector on the Yellow Ground
Service Panel

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10
Q

Which of the statement about the wing
boxes are correct?

A

The Right- and Left-Wing Box are supported by the Center Wing box

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11
Q

What are the three main areas by the wing structures?

A

Left, Center, and Right-Wing Boxes

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12
Q

What gives the shape of the fuselage in a Monocoque construction?

A

Frame Assemblies and Bulkheads

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13
Q

In a monocoque construction, the aircraft skin is riveted in?

A

The aircraft skin is riveted directly onto the frame

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14
Q

What is the function of frames?

A

Helps maintain the shape of the fuselage and reduce column length of the stringers, and helps to carry and distribute different loads which are caused by structural stress.

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15
Q

They are installed to withstand cabin pressure?

A

Pressure Bulkheads

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16
Q

What is the main purpose of the clips?

A

Transfer the pressure load from the skin panel to the frame and assist the frame in carrying compression stress

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17
Q

On Airbus 320, how many over wing emergency hatches on each side of the aircraft is installed?

A

1 or 2 each side

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18
Q

Door structure consists of?

A

Frame – which is strengthened by beams, formers and intercostals

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19
Q

What kind of side windows are on the 2L and 2R of the FD?

A

Normally Sliding Windows

20
Q

What kind of material is used for the 2 inner layers of the windshields?

A

Made of a chemically strengthened glass which is a type of special acrylic glass, and is bonded together by a
special plastic called polyurethane

21
Q

What kind of materials is used for
Sliding Windows (2L and 2R) and Fixed windows (3L and 3R)?

A

They are built of 2 layers of stretched acrylic glass

22
Q

What kind of materials is used for Cabin windows?

A

The 2 panes of glass are made of
special acrylic glass

23
Q

What is the purpose of the small vent
hole in the inner pane?

A

It makes sure the pressure between inner and outer pane is same as the cabin pressure

24
Q

What tool is used to measure the deflection angle when the zero position of control surface is established?

A

Inclinometer

25
Q

What kind of construction is used on our Fuselage?

A

Semi-Monocoque Structures

26
Q

Where is the semi-automatic cargo
loading system (CLS) is used on the aircraft?

A

Installed in the FWD and AFT Cargo Compartments

27
Q

What is the main unit of CLS?

A

Power Drive Units (PDU)

28
Q

Provides emergency exits for the flight crew from the cockpit

A

Overhead hatch

29
Q

Carry and distribute different loads of the fuselage

A

Bulkheads

30
Q

2 division of fuselage

A

Main deck and lower deck

31
Q

What is found in the main deck?

A

Cockpit and cabin

32
Q

What is found in the lower deck of fuselage?

A

Avionic compartment, cargo compartments, landing gear bays

33
Q

Where is pack controller located?

A

?????

34
Q

How many windows are found in the flight deck?

A

6

35
Q

How many windows are fixed in the flight deck?

A

4 windows

36
Q

How many sliding windows are found in the flight deck?

A

2 sliding windows

37
Q

What is this aircraft structures where its function is to support the weight of the engine under the wing

A

Pylon

38
Q

This maintains the shape of the fuselage and distribute different loads

A

Frames

39
Q

What is the structure that gives shape to the wings and are able to carry torsion, compression and shear

A

Ribs

40
Q

What is the mechanical device that physically connects the flight controls to the adjacent structure that allows movement

A

Surface hinges

41
Q

What are the glass composition of the cockpit windows

A

Thermally strengthened glass and 2 inner chemically strengthened glass

42
Q

All layers of glass are bonded together by a special plastic called

A

Polyurethane

43
Q

An invisible conductor coating which heats up the window panels as electricity flows through it

A

Heating film

44
Q

What is this aircraft structures that requires strength in order to transmit loads from the stabilizers and carry the weight of APU when installed

A

Tail cone

45
Q

This is the electrical device used in the cargo loading system in order to move the cargo containers and pallets inside the cargo compartments

A

power drive units

46
Q

The aircraft structure located through the center wing section of the fuselage supports the wheel well area where the maximum amount of bending can occur and it can transfer wing loads

A

Keel beam

M11 (4 decks)

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