Basic Principles of Flight
18 Questions
3 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What happens to lift when the airspeed is doubled and other factors remain constant?

  • It decreases by half
  • It increases by double
  • It remains the same
  • It increases by four times (correct)
  • Which type of wing is defined by the ratio of wingspan to the average chord?

  • Delta wing
  • Elliptical wing (correct)
  • Straight wing
  • Swept wing
  • What does the horizontal stabilizer house in an aircraft?

  • Elevator (correct)
  • Flaps
  • Rudder
  • Ailerons
  • Which type of fuel is NOT typically used in engine-powered aircraft?

    <p>Jet fuel</p> Signup and view all the answers

    What do servo motors act as in fixed wing UAVs?

    <p>Actuators for moving control surfaces</p> Signup and view all the answers

    Which type of wing is considered more efficient than rectangular and tapered straight wings?

    <p>Elliptical wing</p> Signup and view all the answers

    Which of the following is a control surface in a fixed-wing aircraft?

    <p>Aileron</p> Signup and view all the answers

    What is the principle that explains the relationship between the speed of a fluid and its pressure?

    <p>Bernoulli's Principle</p> Signup and view all the answers

    Which force acts to pull the aircraft downward?

    <p>Weight</p> Signup and view all the answers

    What is the standard path followed by aircraft when taking off or landing while maintaining visual contact with the airfield?

    <p>Airfield Traffic Pattern</p> Signup and view all the answers

    Which motion of a fixed-wing UAV is controlled by the movement of the rudder?

    <p>Yaw</p> Signup and view all the answers

    What is the point where the weight of the aircraft/RPA acts, and all three axes (longitudinal, lateral, and vertical) pass through?

    <p>Centre of Gravity</p> Signup and view all the answers

    What does the term 'DISREGARD' mean in radio communication?

    <p>Ignore the message</p> Signup and view all the answers

    What does 'CORRECTION' signify in radio communication?

    <p>Correction of an error in the message</p> Signup and view all the answers

    In aviation, what does VFR stand for?

    <p>Visual Flight Rules</p> Signup and view all the answers

    The angle of climb in an aircraft is proportional to what factor?

    <p>Amount by which thrust exceeds drag</p> Signup and view all the answers

    What happens to the ground distance covered when a glider is gliding into a headwind?

    <p>It decreases</p> Signup and view all the answers

    What causes skidding outward in a turn for a fixed-wing aircraft?

    <p>Excessive bank angle</p> Signup and view all the answers

    Study Notes

    Lift and Airspeed

    • Doubling airspeed increases lift fourfold, assuming other factors remain constant due to the lift equation (Lift ∝ Airspeed²).

    Wing Types

    • Aspect ratio defines the type of wing, calculated as the ratio of wingspan to average chord.

    Horizontal Stabilizer

    • Houses the horizontal tail surfaces, stabilizing the aircraft and controlling pitch.

    Fuel Types

    • Jet fuel is commonly used; fuels like gasoline are not typically used in engine-powered aircraft.

    Servo Motors in UAVs

    • Act as control surfaces, allowing for precise maneuvering and stability of fixed-wing UAVs.

    Wing Efficiency

    • Elliptical wings are considered more aerodynamically efficient than rectangular and tapered straight wings.

    Control Surfaces

    • Ailerons, elevators, and rudders serve as control surfaces in fixed-wing aircraft.

    Fluid Dynamics Principle

    • Bernoulli's principle explains the relationship between fluid speed and pressure, indicating that increased speed results in decreased pressure.

    Downward Force

    • Weight is the force that pulls the aircraft downward, counteracting lift.

    Flight Path

    • The standard takeoff or landing path is called the traffic pattern, designed for visual reference to the airfield.

    Rudder Motion

    • The rudder controls yaw, allowing the aircraft to turn left or right by adjusting the balance of forces.

    Center of Gravity

    • The center of gravity is the point where the weight of the aircraft is centralized, crucial for stability across all axes.

    Radio Communication Terms

    • 'DISREGARD' instructs the receiver to ignore the last transmission.
    • 'CORRECTION' indicates a mistake has been made in the previous communication.

    Aviation Terminology

    • VFR stands for Visual Flight Rules, allowing pilots to operate aircraft based on visual reference to the ground.

    Angle of Climb

    • The angle of climb is proportional to power-to-weight ratio; greater power allows for steeper climbs.

    Gliding into Headwind

    • Ground distance covered is reduced when gliding into a headwind due to opposing forces.

    Skidding in Turns

    • Skidding outward in a turn results from excessive speed and insufficient bank angle, disrupting the balance of centrifugal and gravitational forces.

    Studying That Suits You

    Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

    Quiz Team

    Description

    Test your knowledge on the basic principles of flight including aerodynamics, control surfaces, forces involved in flying, and more. Learn about key concepts like AOA, CG, and different control surfaces in fixed wing aircraft.

    More Like This

    Secondary Flight Control Surfaces Quiz
    9 questions
    Aircraft Control Surfaces Overview
    5 questions
    Control Surfaces in Rocket Design
    16 questions
    Use Quizgecko on...
    Browser
    Browser