Set of flashcards YSVF

Flashcards	9
Language	English
Category	Mechatronics
Level	University
Created / Updated	07.01.2014 / 25.09.2021
Weblink	https://card2brain.ch/box/ysvf
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Ductile materials ...

can withstand much higher stresses than brittle materials

have a linear stress-strain relation alsmost up to failure

can be deformed permanently without breaking

are widely utilized in the aircraft structure

Keyboard commands:

= turn,

= for-/backward,

= scroll

can withstand much higher stresses than brittle materials

have a linear stress-strain relation alsmost up to failure

can be deformed permanently without breaking

are widely utilized in the aircraft structure

In normal flying conditions, the wing spar web is mainly subjected to...

shear

torsion

compression

tension

Keyboard commands:

= turn,

= for-/backward,

= scroll

shear

torsion

compression

tension

A static test is successful if the aircraft structure withstands the ultimate load...

for three seconds, even if permanent deformations result.

for three seconds, without permanent deformation.

indefinitely, even if permanent deformations result.

indefinitely, with no permanent deformation.

Keyboard commands:

= turn,

= for-/backward,

= scroll

for three seconds, even if permanent deformations result.

for three seconds, without permanent deformation.

indefinitely, even if permanent deformations result.

indefinitely, with no permanent deformation.

In an airliner, the maximum wing root bending moment is usually reached ...

when pulling up from a high speed dive at the maximum maneuver load factor.

when turning at the maximum maneuver load factor and design cruise speed.

when encountering a strong vertical gust at high speed and low aircraft weight.

when encountering a strong vertical gust at low speed and high aircraft weight.

Keyboard commands:

= turn,

= for-/backward,

= scroll

when pulling up from a high speed dive at the maximum maneuver load factor.

when turning at the maximum maneuver load factor and design cruise speed.

when encountering a strong vertical gust at high speed and low aircraft weight.

when encountering a strong vertical gust at low speed and high aircraft weight.

To stop fluid from flowing back from the accumulators to the main system in case of a pump failure, hydraulic circuits are fitted with ...

check valves

directional control valves

shuttle valves

sequence valves

Keyboard commands:

= turn,

= for-/backward,

= scroll

check valves

directional control valves

shuttle valves

sequence valves

What type of pump is commonly used in aircraft hydraulic systems?

variable delivery piston pump

constant delivery piston pump

variable delivery gear pump

constant delivery gear pump

Keyboard commands:

= turn,

= for-/backward,

= scroll

variable delivery piston pump

constant delivery piston pump

variable delivery gear pump

constant delivery gear pump

Which of the following are primary flight controls?

rudder

elevator trim tab

roll spoiler

slats

Keyboard commands:

= turn,

= for-/backward,

= scroll

rudder

elevator trim tab

roll spoiler

slats

The MCDU (Multipurpose Control and Display Unit) is the input device for ...

the autopilot.

the flight management system.

the fly by wire system.

the flight displays.

Keyboard commands:

= turn,

= for-/backward,

= scroll

the autopilot.

the flight management system.

the fly by wire system.

the flight displays.

Possible solutions for landing gear retraction:

Keyboard commands:

= turn,

= for-/backward,

= scroll

In the wing.
Wing-podded.
In the fuselage.
Fuselage-podded.
Wing / fuselage junction.
In the nacelle.

YSVF

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