Theory of Flight Flashcards
1
Q
Newtons laws
A
1st - Inertia. Object remains at rest or in motion unless acted on by an unbalanced force
2nd - Force = Mass x Acceleration
3rd - Action & reaction - Every action (force) has an equal and opposite reaction.
2
Q
Finish the sentence - As speed doubles…
A
…Lift quadruples
3
Q
What is the chord line?
A
Line joining the leading edge and trailing edge
4
Q
What is camber?
A
The curvature of the aerofoil above and below the chord line
5
Q
What is the mean camber line?
A
Equidistant between upper and lower sufaces
6
Q
What is the angle of incidence?
A
The angle the aerofoil is attached to the fuselage
7
Q
What is the angle of attack?
A
Angle between the chord line and relative airflow
8
Q
Critical angle
A
15-16 degrees (stall)
9
Q
A
