Longitudinal Stability involves motion of the airplane controlled by….
What is Elevator (Stability about the lateral axis)
100
In a skidding turn, what is the relationship between centrifugal force and the horizontal component of lift?
What is Centrifugal force is greater than horizontal lift. Load factor carries the airplane outward
100
Define load factor
What is The ratio between the total airload imposed on the wing, and the gross weight of the aircaft in flight.
100
True or False. Low speed is necessary to produce a stall
What is FALSE
100
Name the 4 left turning tendencies.
What is Torque. Gyroscopic Precession. Asymmetric Thrust (p-factor). Spiralling Slipstream
200
Define Static Stability & Dynamic Stability
What is Static = the initial tendency. Dynamic = the response over time
200
If airspeed is increased during a level turn, what action would be necessary to maintain altitude?
What is The AOA must be decreased or angle of bank increased
200
What increase in load factor would take place if the angle of bank were increased from 60-80 degrees
What is 4 Gs (2 Gs to 6 Gs)
200
What is the approximate load factor usually imposed on an aircraft in a proper spin recovery?
What is 2.5 Gs
200
What type of aircraft is gyroscopic presention most significant during take-off?
What is Tail wheel aircraft when the tail is raised
300
True of False. In order for dynamic stability to exist, the airplane must have positive static stability.
What is True
300
While maintaining a constant angle of bank and altitude in a coordinated turn, how will an increase in airspeed affect the rate of turn and load factor?
What is Decrease the rate of turn, an no change in load factor
300
What is the stall speed of an airplane under a load factor of 2.5 Gs if the accelerated stall speed is 60 kts?
What is 96 kts (figure 4-33) 60 x 1.6 = 96 kts
300
At a given airspeed, if the aircraft weight were to increase (G loading), how must AOA be changed to maintain level flight?
What is AOA must be increased
300
Asymmetric loading of the propeller (p-factor) is more significant of a factor during low angles of attack, or high angles of attack?
What is High angles of attack
400
If the airplane attitude remains in the new position after the elevator control is pressed forward and then released, the airplane displays what type of stability?
What is Neutral longitudinal static stability
400
While maintaining a constant angle of bank and altitude in a coordinated turn, how will an increase in airspeed affect the radius of turn and load factor?
What is Increase the radius of turn, and no change in load factor
400
A load factor of 1.2 means the total load of an aircraft's structure is 1.2 time…
What is Gross weight
400
Load factor is squared as the stall speed is_______.
What is Load factor is squared as the stall speed is __doubled___.
400
When viewed from the pilot's seat, what direction do most US built engines rotate the propeller?
What is Clockwise
500
Wing Dihedral is used to improve ______ stability?
What is Lateral stabity. (stability about the longitudianl axis)
500
Load factors become significant to both flight performance & load on wing structure as the bank increases beyond approximately what bank angle?
What is 45 degrees
500
If an aircraft with a gross weight of 2,000 lbs was subjected to a 60 degree constant-altitude bank, the total load would be…
What is 4,000 lbs (60 degree bank = 2 Gs, 2,000 lbs x 2 = 4,000 lbs)
500
List the first 4 steps common in stall recovery procedures.
What is Power Idle. Ailerons Neutral. Rudder Opposite Spin Direction. Elevator Forward to reduce AOA
500
The magnitude of the torque reaction is dependant on what variables? (list at least 2)
What is Size & HP of the engine. Size and RPM of the propeller. Size of the aircraft. Condition of the ground surface (takeoff roll)