WorksheetsAircraft Fundamentals
Total questions: 25
Worksheet time: 24mins
Absolute Humidity
Percent of water vapor
Fractional part of the amount of water vapor
Actual amount of water vapor
Assumption of the amount of water vapor
What condition would cause less lift?
98 parts DRY air : 2 Parts WATER VAPOR
35 parts DRY air : 65 Parts WATER VAPOR
50 parts DRY air : 5 Parts WATER VAPOR
36 parts DRY air : 64 Parts WATER VAPOR
The ratio of water vapor present in the atmosphere is what?
Absolute humidity
Dew Point
Relative Humidity
Correct Humidity
What does the speed of sound change with?
Frequency
Pressure
Temperature
Origin of the sound
Which of the following conditions will cause the true landing speed of aircraft to be the greatest?
Low Temp : Low Humidity
High Temp : Low Humidity
High Temp : High Humidity
Low Temp : High Humidity
As altitude increases
Pressure Increases
Density stays the same
Density decreases
No change in pressure or density
What is referred to as the temperature which humid air is cooled to become saturated?
Dew Point
Absolute Humidity
Relative Humidity
Temperature Logic
How does an aircraft wing produce lift?
Low pressure above the wing : High pressure below the wing
High Pressure above the wing : Low Pressure below the wing
Negative Air at the wing root
Turbulent air at the wing root
Newtons 3rd Law?
Law of Inertia
Gravity
For every action there is an equal and opposite reaction
Law of Metaphysical Conceit
Aspect ratio?
Wingspan to the wing root
Square of the chord to the wingspan
Wingspan to the mean chord
Engine location to the wingtip
A wing with a very high aspect ratio will have what?
Higher stall speed
Poor control qualities at low speeds
Can't fly
Lower stall speed
What is the angle of ATTACK?
Set by the manufacturer
Can be changed by using yoke/cyclic/pedals/collective
Optimization of the wing dihedreal
How you punch the air with your fist
Earth's Atmosphere
20% Nitrogen : 79% Oxygen
78% Argon : 21% Nitrogen
78% Nitrogen : 21% Oxygen
25% Nitrogen : 74% Argon
At sea level, the air exerts a pressure of what?
10 PSI or 19.99Hg
7.34 PSI or 16Hg
14.7 PSI or 29.92Hg
15.7 PSI or 28.82Hg
Standard Temperature of all aerodynamic calculations
15*C
59*F
518.67* Rankine
288.15* Kelvin
4 forces on an aircraft
Lift : Thrust : Weight (Gravity) : Drag
Front: Back : Left : Right
Up : Down : Left : Right
Up : Down : Left : Right : Start : Select : A : B
Bernoulli's Principle
Velocity Decreases : Pressure Increases
Velocity Increases : Pressure Increases
Velocity Decreases : Pressure Decreases
Velocity Increases : Pressure Decreases
Line from the leading edge to the trailing edge of an airfoil
Mean Chord
Mean Upper Camber
Aspect Ratio
Glide-slope
3 Axis of an aircraft
Pitch : Roll : Yaw
Longitudinal : Vertical : Lateral
Vertical : Left : Right
Rudder : Elevator : Aileron
What are the primary flight control surfaces of a fixed wing aircraft?
Flap : Slat : Speedbreak
Slot : Rudder : Spoiler
Elevator : Aileron : Rudder
Deceleron : Flapperon : Letsgetiton
Which flap increases the camber of the wing, increases the wing area, and is the most efficient?
Split
Plain
Fowler
Slotted
What does a Vortex Generator do?
Provides extra lift
Moves high energy air to the boundary layer
Reduces drag
Has no significant effect on aircraft
A body in motion is acted upon by an outside force will change in direction opposite to the force applied.
Newton's 1st Law
Newton's 2nd Law
Newton's 3rd Law
Newton's 4th Law
The amount of water vapor in the air
Humidity
Weather Map
Front
Climate
When the air is full of water and has a relative humidity of 100% it is said to be ___.
full
humid
saturated
warm
