Tail unit Flashcards
1
Q
function of tail unit is:
A
- longitudinal and directional stability
- longitudinal control.
might be used as fuel tank also
2
Q
Shapes of tail unit
A
Conventional
V shape
T shape
H shape
3
Q
Tail plane/horizontal stabilizers
A
generate upward & downward forces for
longitudunal stability
4
Q
fin/vertical stabilizer
A
generate sideways forces forces
5
Q
rudder
A
for directional control
6
Q
elevators/moving tail planes
A
longitudunal control
7
Q
what kind of stresses do the tail planes & fins experience?
A
bending
torsional
8
Q
what components are the y made off
A
spars
ribs
stringers
skin
9
Q
what materials can be used?
A
aluminium alloy
honeycomb
high density expanding foam used for control surfaces to provide great stiffness at lower weight