Aerodynamics Quiz

What is the main component of the atmosphere?

• Nitrogen

• Oxygen

• Argon

• Helium

What property of fluids determines their resistance to flow?

• Density

• Friction

• Viscosity

• Pressure

What force is applied perpendicularly to an object's surface?

• Pressure

• Drag

• Thrust

• Lift

Which principle explains the relationship between pressure and fluid speed?

• Newton's Basic Law of Motion

• Bernoulli's Principle of Differential Pressure

• Principle of Flight

• Pressure Distribution

What is the primary lifting surface of an airplane?

• Landing Gear

• Empennage

• Wings

• Fuselage

What type of instrument is used to indicate the position of the aircraft relative to a selected navigation facility or fix?

• Control Instrument

• Flight Control

• Performance Instrument

• Navigation Instrument

Which instrument is crucial in aircraft as it is the only one capable of indicating altitude?

• Attitude Indicator

• Air Speed Indicator

• Altimeter

• Vertical Speed Indicator

What is the principle that allows a gyro to determine the rate of turn by sensing the amount of pressure created by a change in direction?

• Frictional Force

• Precession

• Gyroscopic Action

• Rigidity in Space

Which instrument provides pilots with better situational awareness and stall margin awareness by measuring the angle of attack?

• Heading Indicator

• Angle of Attack Indicator

• Compass System

• Outside Air Temperature Gauge

What is the purpose of the outside air temperature gauge in an aircraft?

• To provide heading information

• To measure altitude changes

• To measure the temperature of the outside air

• To indicate airspeed