Fatigue and Stress | Windows and Doors Flashcards
Wipers are best used in situations of ___ rain
heavy
Window construction depends on __ ___ ____ ___
where they are placed
Flight deck windows are made form ___, although they can use ___
perspex/acrylic, sandwiched laminated glass with embedded heating elements
An electrically heated windscreen is made from glass and ___ ___, with inner surfaces made of ___ ___
polycarbonate laminate, soft polycarbonate
Windscreen heating systems are kept on continuously to guard against ___ ___ and increase the life of components.
thermal gradients
Windscreen heaters are usually powered by _-phase _C.
3 AC
If the overheat warning light comes on, the heating elements will still work, but at a temperature __ to __ degrees higher than normal
10 15
On more sophisticated aircraft, the front windscreens consist of ___ ___ with ___-____ ___ ___ ____ and rubber pressure cells
clear vinyl interlayers
Side windows are ___ paned
triple
Heating the side windows is for ____ purposes, and is ___ on during flight.
de-misting, permanently
If the windscreen heating fails, a reduced maximum pressure differential may be required with a ___ maximum IAS limit below a specified height
slower
Cabin windows generally only have _ or _ layers
2 3
Cabin windows are vented to a ___ to keep them clear
silica gel capsule
Cabin windows are recessed into the fuselage so that the window can be fitted ___
from inside the fuselage
The corners are well-rounded to avoid ___
any concentration of stresses.
A plug-type door fits into its aperture from inside the fuselage and ___ ____ holds it closed in flight
internal pressure
___ at the top and bottom of the plug-type door fold to reduce its height so it can pass through
Gates
Doors must fully open within __ seconds
10
If the flight deck can carry more than __ passengers, the flight deck must have a lockable door with a sign saying ___ ___ on it
19 crew only
If the aircraft can carry more than __ passengers, the flight deck must have a means of escape either to the side of the roof.
19
Emergency exits with a sill height of _ feet or more, with a landing leg collapsed, must have an escape slide that deploys within __ seconds
6 10
The emergency slide should be capable of being deployed in a __kt wind from the worst direction
25
The slide is attached to the aircraft with a __ ___
Girt Bar
Emergency exits must be arranged to allow all PAX and crew members to leave within __ seconds through __% of the available exits
90, 50
