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- Multiple ChoicePlease save your changes before editing any questions.
What is NOT one of the four aerodynamic forces?
Lift
Drag
Thrust
Moment
- Multiple ChoicePlease save your changes before editing any questions.
Which aerodynamic force is known as "the resistance of air"?
Thrust
Weight
Drag
Lift
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Which principle explains how an airplane flies?
Fizeau's Principal
Bernoulli's Principal
Pascals Law
Schrodinger's Principal
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Which part of the airplane creates the lift?
Rudder
Wing
Stabilizer
Flaps
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What are the primary flight controls for an aircraft?
Wings, propeller, tail
Propeller, fuselage, ailerons
Elevator, ailerons, rudder
Propellor, Flaps, ailerons
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The type of drag, which associated with the shape of aircraft is:
Skin Friction Drag
Form Drag
Interference Drag
Induced Drag
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The angle between RAF & Chord line called:
Incidence Angle
AOA
Stall Angle
Wash-out Angle
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The axis that extends from Nose section to Tail section of an aircraft is called:
Lateral Axis
Chord-wise Axis
Longitudinal Axis
Vertical Axis
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The point where the lift resultant is concentrated called:
Center of Gravity
Center of Pressure
Center of Dynamic Velocity
Dynamic Viscosity
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One of the following is not considered as a factor of generating lift:
Airfoil Shape
Air Velocity
Air Temperature
Air Density
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The behavior of Cd (Coefficient of Drag) after Critical Angle of Attack is:
Decreasing
Remains Constant
Increasing
No change
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When the pilot pull the stick (Yoke) backward, the aircraft will be at:
Nose Up
Roll Right
Yaw Left
Pitch Down
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To roll an aircraft to the right side:
Left Aileron moving Down, and Right Aileron moves Up
Left Elevator moves Up, and Right Elevator moves Down
Rudder moves only to the Right
Left Aileron moving Up,and Right Aileron moves Down
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When the engine flame out, the pilot action is to:
Increase Velocity
Dive immeditely
Fly at level Flight
Try to consume more fuels
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The type of airfoil that used in Rotary aircraft is:
Symmetrical Airfoil
Asymmetrical Airfoil
Camber Airfoil
NASA Airfoil
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The ratio of airflow velocity to the speed of sound is called:
Reynolds Number
Avogadro's Number
Mach Number
Pascal Law
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The percentage of Oxygen in Atmosphere is:
78%
65%
21%
12%
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The point where the air flow changes from laminar to turbulent flow is called:
Separation point
Transonic point
Transition point
Transmission point
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The instrument that is responsible for measuring the Aircraft TAS is:
Tachometer
Pitot-Static Tube
Stall Strips
Fuel Quantity Gauge
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One of the solution to Critical angle of attack issue is:
High surface wing area
Twisted wings
Low stagnation point
Decreasing aircraft weight