Mastering Turning Flight

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Questions and Answers

What is the purpose of the high aspect ratio wings on a glider?

To produce a high amount of lift at high angles of attack
To produce a low amount of lift at high angles of attack
To produce a high amount of lift at low angles of attack (correct)
To produce a low amount of lift at low angles of attack

What is the function of thrust in a self-launching glider?

To provide the force necessary to move the glider through the air
To convert potential energy to kinetic energy
To oppose lift and act vertically through the CG
To propel the glider forward through the air (correct)

Which axis is represented by an imaginary straight line drawn vertically through the CG?

Roll
Lateral
Yaw (correct)
Pitch

What is the purpose of the horizontal stabilizer on the tail of a glider?

To improve longitudinal stability (C) Signup and view all the answers

What is the term used to describe a glider's ability to maintain a uniform flight condition and return to that condition after being disturbed?

Stability (B) Signup and view all the answers

What type of stability does a glider demonstrate if its oscillations increase in amplitude with time following a displacement?

Negative dynamic stability (D) Signup and view all the answers

Which type of stability describes a glider's tendency to return to wings-level flight following a displacement?

Lateral stability (C) Signup and view all the answers

What happens when a glider is improperly loaded so it exceeds the aft CG limit?

It loses longitudinal stability (B) Signup and view all the answers

What is dihedral?

The upward angle of the wings from a horizontal axis (A) Signup and view all the answers

What can reduce the airspeed at which flutter can occur in a glider?

A disturbance to the balance of the control surfaces (D) Signup and view all the answers

Which one of these statements about load factor is true?

Load factor is the ratio of the lift on the glider to the weight of the glider. (D) Signup and view all the answers

What happens to the stall speed of a glider as the angle of bank increases?

The stall speed increases. (D) Signup and view all the answers

What is the relationship between load factor and stalling speed?

Load factor increases the stalling speed. (C) Signup and view all the answers

What is the purpose of increasing the angle of attack (AOA) in a turn?

To increase the lift necessary to overcome the centrifugal force and inertia. (A) Signup and view all the answers

Which wing of a glider with tapered wings will have a higher airflow and generate more lift during a slip to the left?

The left wing (C) Signup and view all the answers

What can happen if the pressure on the rudder during a slip is released abruptly?

The glider acquires excess speed (B) Signup and view all the answers

What is the primary purpose of a forward slip in a glider?

To dissipate altitude without increasing speed (B) Signup and view all the answers

What should be done to maintain the original ground track during a forward slip in a glider?

Lower the wing on the side of the slip and yaw the nose in the opposite direction (C) Signup and view all the answers

Which of the following statements about the radius of turn is true?

The radius of turn increases with an increase in airspeed and an increase in angle of bank. (D) Signup and view all the answers

What happens when rudder and aileron inputs are not coordinated during a turn?

The glider experiences adverse yaw (A) Signup and view all the answers

What is the purpose of a slip in glider flying?

To make the glider move sideways through the air to counteract drift (B) Signup and view all the answers

How does the shape of the glider's wing planform affect a slip?

The slip has little effect on the lift production of the wing (D) Signup and view all the answers

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