All Questions
3 questions
8
votes
3
answers
614
views
Swept wings: a subtle ambiguity?
In theory, a straight wing can be transformed to a swept wing, in two different ways:
A: by pivoting the straight wing about its root (analogous to an F-14 or F-111).
B: by shearing the straight wing,...
- 473
0
votes
1
answer
168
views
wave drag: Lift coefficient in Korn's Equation
I have been using the Korn equation:
$$
M_c = \frac{0.95}{cos(\lambda)}-\frac{t/c}{cos(\lambda)^2}-\frac{C_L}{10cos(\lambda)^3}-\sqrt[3]{\frac{0.1}{80}}
$$
to estimate the critical mach number of a ...
- 154
5
votes
2
answers
1k
views
Why do shockwaves progressively move aft as speed increses?
As an airfoil moves from subsonic to supersonic, the shocks that develop over the surface move progressively toward the trailing edge. What is the physical explanation for this behavior?
As a side ...
- 616