Aerodynamics Quiz

What is the study of the motion of air, particularly when it interacts with a solid object, such as an airplane wing?

• Aerodynamics

• Hydrodynamics

• Thermodynamics

• Electrodynamics

Which of the following is NOT one of the four forces of aerodynamics?

• Lift

• Weight

• Friction

• Thrust

What are the opposing forces in aerodynamics?

• Lift vs. Weight and Thrust vs. Drag

• Lift vs. Drag and Thrust vs. Weight

• Weight vs. Thrust and Drag vs. Lift

• Thrust vs. Lift and Weight vs. Drag

What type of drag is created by the production of lift?

• Induced drag

• Parasite drag

• Skin friction drag

• Pressure drag

What type of drag is caused by skin friction, protrusions, and pressure?

• Parasite drag

• Induced drag

• Pressure drag

• Lift drag

Which principle states that the pressure in a stream of fluid is reduced as the speed of the flow is increased?

• Bernoulli’s Principle

• Newton’s 3rd Law

• Archimedes’ Principle

• Pascal’s Law

According to Bernoulli’s Principle, what percentage of lift is attributed to the reduction of pressure in a stream of fluid?

• 80%

• 20%

• 50%

• 30%

Which law states that every action has an opposite and equal reaction?

• Newton’s 3rd Law

• Bernoulli’s Principle

• Archimedes’ Principle

• Pascal’s Law

According to Newton’s 3rd Law, what percentage of lift is attributed to the reaction forces?

• 20%

• 80%

• 50%

• 30%

What is the effect of higher pressure on speed according to the diagram?

• Higher pressure results in lower speed

• Higher pressure results in higher speed

• Higher pressure has no effect on speed

• Higher pressure results in constant speed