Avit 323 Block 9 Exam: Airfoils Exam
Questions & Answers 100% Correct!!
Chordline - ANSWERSAn infinitely long, straight line which passes through its leading
and trailing edges.
Symmetrical Airfoil - ANSWERSan airfoil in which the upper surface and the lower
surface have the same shape
Relative Wind - ANSWERSthe flow of air which moves opposite the flight path of an
airplane
Angle of Attack - ANSWERSThe acute angle between the direction of the relative wind
and the chord of an airfoil.
adverse pressure gradient - ANSWERSA pressure gradient of increasing static
pressure in the direction of airflow.
Wing area - ANSWERSA wing's total surface, including its control surfaces, and
winglets, if so equipped.
Cambered airfoil - ANSWERSan airfoil that has a curved upper surface and a flat lower
surface
Mean Camber Line - ANSWERSAn imaginary line between the leading and trailing
edges and halfway between the airfoil's upper (curved) and lower (flat) surfaces
Maximum camber - ANSWERSthickest area of cambered wing
flight path - ANSWERSThe path described by its center of gravity as it moves through
an air mass.
Wing Span - ANSWERSThe distance from wing tip to wing tip of a wing planform.
Root Chord - ANSWERSthe chord measured at the aircraft centerline
Tip Chord - ANSWERSChord measured at the wingtip
Taper Ratio - ANSWERSThe ratio of the tip chord to the root chord.
Sweep Angle - ANSWERSthe angle between the line of 25% chord points and a
perpendicular to the root chord
Questions & Answers 100% Correct!!
Chordline - ANSWERSAn infinitely long, straight line which passes through its leading
and trailing edges.
Symmetrical Airfoil - ANSWERSan airfoil in which the upper surface and the lower
surface have the same shape
Relative Wind - ANSWERSthe flow of air which moves opposite the flight path of an
airplane
Angle of Attack - ANSWERSThe acute angle between the direction of the relative wind
and the chord of an airfoil.
adverse pressure gradient - ANSWERSA pressure gradient of increasing static
pressure in the direction of airflow.
Wing area - ANSWERSA wing's total surface, including its control surfaces, and
winglets, if so equipped.
Cambered airfoil - ANSWERSan airfoil that has a curved upper surface and a flat lower
surface
Mean Camber Line - ANSWERSAn imaginary line between the leading and trailing
edges and halfway between the airfoil's upper (curved) and lower (flat) surfaces
Maximum camber - ANSWERSthickest area of cambered wing
flight path - ANSWERSThe path described by its center of gravity as it moves through
an air mass.
Wing Span - ANSWERSThe distance from wing tip to wing tip of a wing planform.
Root Chord - ANSWERSthe chord measured at the aircraft centerline
Tip Chord - ANSWERSChord measured at the wingtip
Taper Ratio - ANSWERSThe ratio of the tip chord to the root chord.
Sweep Angle - ANSWERSthe angle between the line of 25% chord points and a
perpendicular to the root chord
