Uncover the Evolution of Glider Design
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Questions and Answers

Which material is still used in modern gliders because of its high strength to weight ratio and ability to give a smooth exterior finish to reduce drag?

  • Carbon fiber
  • Wood
  • Fiberglass (correct)
  • Steel
  • What are some of the new materials being used to develop stronger and lighter gliders?

  • Aluminum and plastic
  • Wood and steel
  • Kevlar and steel
  • Carbon fiber and fiberglass (correct)
  • Which type of glider is more susceptible to flutter compared to metal gliders?

  • Composite gliders (correct)
  • Neither composite nor metal gliders
  • Both composite and metal gliders
  • Metal gliders
  • What does a glide ratio of 30:1 mean?

    <p>The glider can travel forward 30 feet while losing 1 foot of altitude</p> Signup and view all the answers

    What are bug wipers used for in gliders?

    <p>To remove insects from the wing leading edge</p> Signup and view all the answers

    Why do gliders carry water ballast?

    <p>To adjust the glider's center of gravity</p> Signup and view all the answers

    Why do gliders carry water ballast?

    <p>All of the above</p> Signup and view all the answers

    Which type of glider is equipped with an engine powerful enough to launch without external assistance?

    <p>High-performance self-launching glider</p> Signup and view all the answers

    What is the purpose of the towhook on a glider?

    <p>To release the glider when the pilot exerts a pulling force on the release handle</p> Signup and view all the answers

    Which type of tail arrangement has the horizontal stabilizer mounted on the top of the vertical stabilizer?

    <p>T-tail</p> Signup and view all the answers

    What is the purpose of the anti-servo tab on a glider?

    <p>To provide positive feedback to the pilot</p> Signup and view all the answers

    Which component of the glider is responsible for controlling movement around the longitudinal axis?

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

    What are the different materials that can be used to form the fuselage of a glider?

    <p>Aluminum, Kevlar®, composites</p> Signup and view all the answers

    What are the components of the glider wings that help the pilot maintain the attitude of the glider and control lift and drag?

    <p>Flaps, ailerons, lift devices</p> Signup and view all the answers

    What is the purpose of a breakaway tail skid on high-performance gliders?

    <p>To break off when placed under side loads for safety reasons</p> Signup and view all the answers

    Why is it good practice to leave the main landing gear extended until reaching a safe altitude during a low-altitude emergency?

    <p>To ensure a safe return in case of a tow break or early release</p> Signup and view all the answers

    What is the most common type of wheel brake found in modern gliders?

    <p>Disk brake</p> Signup and view all the answers

    What is the purpose of spoilers on a glider?

    <p>To increase drag on the wing</p> Signup and view all the answers

    Which component of the empennage controls movement around the vertical axis?

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

    What is the primary pitch reference for a glider pilot?

    <p>The horizon</p> Signup and view all the answers

    What is the purpose of the trim tab on the elevator of a glider?

    <p>To relieve pressure on the flight controls</p> Signup and view all the answers

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