Module 6: Aircraft Performance & Design - Quiz

What is shown in the bottom right image of the learning material?

• A small airplane flying over land and water

• A bird flying in the sky

• A rocket launching

• A helicopter landing

What is the main topic of Module 6 in the learning material?

• Configuration Design

• Longitudinal Stability

• Role of the Tail

• Aerodynamic Centre

Which topic is covered in Topic 3 of Module 6?

• Longitudinal Stability

• Aerodynamic Centre

• Summary & Questions

• How to Make a Stable Aircraft

What is compared in the introduction of this module?

• Aerodynamic Centre vs Centre of Pressure

• Longitudinal Stability vs Lateral Stability

• Role of the Tail vs Role of the Wing

• PME vs Centre of Gravity

What is one use of the PME mentioned in the module?

• Longitudinal Stability

• Making a paper airplane

• Flying a kite

• Painting an aircraft

What is the role of the tail in an aircraft, according to the module?

• To help make a stable aircraft

• To make the aircraft faster

• To decorate the aircraft

• To carry passengers

What is the aerodynamic centre of an aerofoil?

• The point where the pitching moment about CG due to angle of attack is zero.

• The point where the total lift is maximum.

• The point where the airspeed is highest.

• The point where the wing is thickest.

What does the centre of pressure represent on an aerofoil?

• The point where the total sum of pressure distributed over the aerofoil acts.

• The point where the air is calmest.

• The point where the wing bends.

• The point where the engine is attached.

Which symbol in the diagram represents the aerodynamic centre?

• Green dot

• Blue star

• Red arrow

• Black circle with cross

If you want to find the point where the resultant force acts on an aerofoil, which centre should you look for?

• Centre of pressure

• Aerodynamic centre

• CG position

• Wing tip