What is the opposing force of drag?
It do be thrust.
What is the opposing force of lift?
Weight.
Define Chord.
the line that connects the forward most point of the airfoil and the aft most part.
What the difference between speed and velocity?
Speed is Scalar
Velocity is Vector
How many people live in France?
65,426,179.
(UN, 1st July 2021)
What are the two main types of drag?
Parasite and Interference.
What does lift always act perpendicular towards?
The flight path.
Define Leading edge.
The front surface of the wing
Newtons third law of motion.
Every action has a equal or opposite reaction
what is i378
-1
What do be Interference drag?
Its a type of drag caused by shar edge that are parallels to the air flow
Define aspect ratio.
The length of the wing span divided by the average chord.
How could you tell the difference between a spin and a spiral dive.
In a Spiral dive the G-loads increase.
Assuming no air resistance. Does mass effect the acceleration of a falling object?
Nah
What is the Rate of fire for the Chauchat LMG
240 rounds/min lol
Name 3 forms of Parasite drag
Form Drag
Skin Friction
Interference
True or false a stall can occur at any speed and at any attitude?
True.
What another name for the roll axis?
The longitudinal axis
What is a radian?
The radius of the circle rapped around the circumfence.
What was the name of the East German Navy?
Volksmarine
In a left bank which wing has more Induced drag
The out board (right wing)
What is angle of attack?
AOA
The Angle between the mean chard line and the relative wind.
Define Washout angle.
The deliberate "twist" in the wing to improve controllability in a stall. (in short)
What happens to parasite drag as speed increases?
It increases exponetialy
Yos
Yosn't