Fundamental Flight Mechanics Quiz

What is the force that pulls the aircraft toward the earth?

• Gravity or weight

• Lift

• Drag

• Thrust

Which force acts vertically and counteracts the effects of weight?

• Thrust

• Gravity

• Lift

• Drag

What is the forward force produced by the powerplant that overcomes the force of drag?

• Thrust

• Drag

• Lift

• Gravity

What is the force that exerts a braking action to hold the aircraft back?

• Lift

• Thrust

• Drag

• Gravity

What is the lift-to-drag ratio?

• The ratio of drag to thrust

• The ratio of thrust to weight

• The ratio of lift to weight

• The ratio of lift to drag

What happens if the angle of attack is too great?

• The aircraft will stall

• The aircraft will accelerate

• The aircraft will descend

• The aircraft will climb

What is the effect of winglets on an aircraft?

• Reduce weight

• Increase lift

• Increase thrust

• Improve efficiency by reducing drag

What is the angle between the chord line and the flight direction called?

• Angle of incidence

• Pitch angle

• Angle of attack

• Yaw angle

Which of the following is NOT a force acting on an aircraft in flight?

• Lift

• Thrust

• Friction

• Drag

What is the primary purpose of thrust in an aircraft?

• To stabilize the aircraft

• To move the aircraft forward

• To lift the aircraft

• To reduce drag