Podcast
Questions and Answers
Which of the following is an example of parasite drag?
Which of the following is an example of parasite drag?
How does induced drag change with airspeed?
How does induced drag change with airspeed?
What causes induced drag?
What causes induced drag?
What is the purpose of winglets on modern aircraft?
What is the purpose of winglets on modern aircraft?
Signup and view all the answers
What is the relationship between induced drag and airspeed?
What is the relationship between induced drag and airspeed?
Signup and view all the answers
Which forces act on an aircraft in flight?
Which forces act on an aircraft in flight?
Signup and view all the answers
What is the efficiency factor for total aircraft propulsion?
What is the efficiency factor for total aircraft propulsion?
Signup and view all the answers
What is the equation for thrust to weight ratio?
What is the equation for thrust to weight ratio?
Signup and view all the answers
Which of the following is true about the angle of attack (AoA)?
Which of the following is true about the angle of attack (AoA)?
Signup and view all the answers
What is the purpose of changing the angle of attack (AoA) of the aerofoil?
What is the purpose of changing the angle of attack (AoA) of the aerofoil?
Signup and view all the answers
What happens to lift as the angle of attack (AoA) increases beyond the stalling angle?
What happens to lift as the angle of attack (AoA) increases beyond the stalling angle?
Signup and view all the answers
Which of the following is true about the stall condition in an aircraft?
Which of the following is true about the stall condition in an aircraft?
Signup and view all the answers
Where does the stall occur on the wing?
Where does the stall occur on the wing?
Signup and view all the answers
What is the purpose of a stick shaker in heavy aircraft?
What is the purpose of a stick shaker in heavy aircraft?
Signup and view all the answers
What is the purpose of a stall strip on an aircraft wing?
What is the purpose of a stall strip on an aircraft wing?
Signup and view all the answers
What happens to the aircraft during a wing root stall?
What happens to the aircraft during a wing root stall?
Signup and view all the answers
Which of the following is a dimensionless coefficient that varies with surface finish, fineness ratios, etc.?
Which of the following is a dimensionless coefficient that varies with surface finish, fineness ratios, etc.?
Signup and view all the answers
What is the portion of the resistance that is due to the formation of eddies and turbulence when air flows past an aircraft?
What is the portion of the resistance that is due to the formation of eddies and turbulence when air flows past an aircraft?
Signup and view all the answers
What is the relationship between the length and thickness of a streamlined body for least resistance?
What is the relationship between the length and thickness of a streamlined body for least resistance?
Signup and view all the answers
Which of the following variables does the lift and drag forces depend on?
Which of the following variables does the lift and drag forces depend on?
Signup and view all the answers
What is the formula for lift force?
What is the formula for lift force?
Signup and view all the answers
What is the simplest and most basic formula for Drag Profile?
What is the simplest and most basic formula for Drag Profile?
Signup and view all the answers
What happens to the lift produced by an aerofoil beyond 16° angle of attack?
What happens to the lift produced by an aerofoil beyond 16° angle of attack?
Signup and view all the answers
What is the primary cause of the aerodynamic resultant and hence drag?
What is the primary cause of the aerodynamic resultant and hence drag?
Signup and view all the answers
What causes the decrease in angle of attack (AoA) during a stall recovery?
What causes the decrease in angle of attack (AoA) during a stall recovery?
Signup and view all the answers
How is the wing twisted to cause 'Wash Out'?
How is the wing twisted to cause 'Wash Out'?
Signup and view all the answers
Which of the following is the most severe and dangerous form of ice formation on an aircraft?
Which of the following is the most severe and dangerous form of ice formation on an aircraft?
Signup and view all the answers
What is the main danger of glaze ice formation on an aircraft?
What is the main danger of glaze ice formation on an aircraft?
Signup and view all the answers
What is the effect of ice, snow, rime formation, or other deteriorations on the leading edge and upper surface of the wing?
What is the effect of ice, snow, rime formation, or other deteriorations on the leading edge and upper surface of the wing?
Signup and view all the answers
Where is the first 20% of the wing chord particularly sensitive to disturbances of air flow?
Where is the first 20% of the wing chord particularly sensitive to disturbances of air flow?
Signup and view all the answers