11.3 Aeroplane structures

Question 1

what are the majority of aircrafts wing design

Answer 1

cantilever design

Question 2

what are wing support cables and struts generally made from

Answer 2

steel

Question 3

what is the most common material used for construction of the wings

Answer 3

aluminium

Question 4

what are the 3 wing construction designs

Answer 4

mono-spar, multi-spar, box beam

Question 5

what is the principle structural member of the wing

Answer 5

wing spar

Question 6

whats the advantages of composites

Answer 6

lightweight and increased strength

Question 7

whats the purpose of the wing ribs

Answer 7

combine with the spars and stringers to make up the wing framework

Question 8

what is the wing skin designed to carry

Answer 8

flight and ground loads

Question 9

what are the 3 basic fuel tank types

Answer 9

rigid removable, flexible bladder, integral

Question 10

where are removable fuel tanks often located

Answer 10

wings

Question 11

what is a bladder fuel tank

Answer 11

fuel tank made from reinforced flexible materials

Question 12

describe an integral fuel tank

Answer 12

sealed tank that allows maximal volume at the lowest weight

Question 13

aircraft with integral fuel tanks in the wings are called what

Answer 13

wet wings

Question 14

all integral fuel tanks must have what panels

Answer 14

access panels

Question 15

on the majority of aircraft where is the landing gear attached

Answer 15

wing

Question 16

what is the function of the pylon

Answer 16

carry the engine

Question 17

whats the function of the nacelle

Answer 17

engine housing protects from the environment

Question 18

where are stabilisers located on the aircrfat

Answer 18

empenage

Question 19

what does balancing of flight controls eliminate

Answer 19

flutter

Question 20

what are the 2 common methods of balancing

Answer 20

aerodynamic balancing, mass balancing

Question 21

what are fan cowl constructed from

Answer 21

graphite epoxy structure

Question 22

whats the function of a firewall

Answer 22

contain fire in certain areas

Question 23

what are fire walls made from

Answer 23

stainless steel, inconel, titanium

Question 24

engine mounts are usually secured to the aircraft with what

Answer 24

heat treated steel bolts

Question 25

whats the section of the engine mount where the engine is fitted called

Answer 25

engine mount ring

Question 26

whats mounts are usually use fitting the engine

Answer 26

dynafocal mounts

Question 27

what limits excessive movement of the engine

Answer 27

metal snubbers

Question 28

what is a pylon also known as

Answer 28

strut