# Physics MCQs Aeronautical Engineering

Solved Physics MCQs of the Symmetric Airfoil for the job in Aeronautical Engineering.

A lift is calculated by ____ to the direction of motion?
(A). Perpendicular
(B). Parallel
(C). opposite
(D). relative
(E). None of these

For an aircraft wing, with a good lift to drag ratio symmetric airfoil is used.
(A). True
(B). False
(C). Partially True

A fully-symmetrical airfoil is less efficient than a flat bottomed wing?
(A). True
(B). False
(C). Partially True

NACA 0002 airfoilâ€™s thickness is___?
(A). 4%

(B). 1%
(C). 5%
(D). 2%
(E). None of these

Continuous vortex is exhibited by wake behind the airfoil?
(A). False
(B). True
(C). Partially True

With a backward-facing step, the fluid flows across the airfoil.
(A). False
(B). True
(C). Partially True

The airfoil of NACA 0012 is symmetric.
(A). True
(B). False
(C). Partially True

In symmetric airfoil, are the lower and upper curvatures equal?
(A). True
(B). False
(C). Partially True

Positive lift is produced by symmetric airfoil?
(A). False
(B). True
(C). Partially True

The wake structure is classified into how many types?
(A). 2
(B). 3
(C). 5
(D). 4
(E). None of these