Airfoil Nomenclature MCQs – Aerodynamics

Solved MCQs of Airfoil Nomenclature in Aerodynamics.

To decrease the stall speed which of the following parameter is used?
(A). Chord
(B). Chord line
(C). Camber
(D). Camber line
MCQ Answer: c
chord is a distance between………?
(A). leading edge and chord
(B). chord and chamber
(C). leading edge and trailing edge
(D). trailing edge and chord
MCQ Answer: c
Which of the following is NACA 747A315 airfoil thickness?
(A). 15%
(B). 25%
(C). 30%
(D). 7%
MCQ Answer: a
NACA 0012 airfoil is claimed to be symmetric airfoil because of?
(A). no camber
(B). camber
(C). no wideness
(D). chord line
MCQ Answer: a
The airfoil figure depends on thickness?
(A). True
(B). False
MCQ Answer: a
pupose of leading edge is to allow the wing to work ______________
(A). at high position of attack
(B). at low position of attack
(C). at stall condition
(D). in level condition
MCQ Answer: a
The purpose of trailing edge is…………?
(A). Airflow rejoins
(B). Airflow separated
(C). Vortex are created
(D). Stalling will created
MCQ Answer: a
in an airfoil the purpose of camber is to ____________
(A). increase maximum drag
(B). increase maximum lift
(C). decrease maximum lift
(D). decrease maximum drag
MCQ Answer: b
Which of the following is NACA 2412 airfoil thickness?
(A). 12%
(B). 24%
(C). 41%
(D). 2%
MCQ Answer: a
The airfoil figure at the leading edge is……..?
(A). Semi-circular
(B). Curve
(C). Straight
(D). Circular
MCQ Answer: d
The Nomenclature of airfoil was designed by……?
(A). NACA series
(B). EULAR series
(C). EPPLER series
(D). CLARK series
MCQ Answer: a

Aerodynamics MCQs