SECTION 5: THEORY OF FLIGHT


PRINCIPLES OF FLIGHT

  1. Bernoulli's Theorem
  2. Newton's Laws

FORCES ACTING ON A GLIDER

  1. Lift
  2. Drag - Induced/Parasite/Profile
  3. Relationship of Lift and Drag to Angle of Attack
  4. Weight
  5. Equilibrium
  6. Centre of Pressure
  7. Centrifugal / Centripetal Forces
  8.  Forces Acting on an Aircraft during Manoeuvres

AEROFOILS

  1. Pressure Distribution about an Aerofoil
  2. Relative Airflow and Angle of Attack
  3. Angle of Incidence

DESIGN THE WINGS

  1. Wing Planform
  2. Area / Span / Chord
  3. Aspect Ratio
  4. Streamlining
  5. Camber
  6. Laminar Flow
  7. Dihedral
  8.  Spoilers / Dive Brakes
  9. Flaps

LOAD FACTOR

  1. Centrifugal Force / Weight
  2. Load Factor - Linear / Turns
  3.  Relationship of Load Factor to Stalling Speed
  4. Structural Limitations
  5. Gust Loads

STABILITY

  1. Longitudinal / Lateral / Directional
  2. Inherent Stability
  3. Spiral Instability
  4. Methods of Achieving Stability

FLIGHT CONTROLS

  1.  Glider Axes and Movements
  2. Function of Controls
  3. Relationship Between Effects of Yaw and Roll
  4. Adverse Yaw / Aileron Drag
  5. Static / Dynamic Balancing of Control
  6.  Trim / Trimming Devices
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