Question: Pressure Distribution Analysis ( 4 5 % ) A thin airfoil has the following $ Delta c _ p = c _ {

Pressure Distribution Analysis (45\%)
A thin airfoil has the following $\Delta c_p = c_{p,lower} c_{p,upper}$ distribution at $\alpha =0^\circ$,
$$
\Delta c_p =2\frac{x}{c}(1-\frac{x}{c})
$$
\begin{enumerate}[label=(\alph*)]
\item Compute the lift coecient ($c_l$), center of pressure ($x_cp$), aerodynamic center ($x_{ac}$), and stability margin (SM) of the airfoil at $\alpha =0^\circ$.
\item Determine the formula for $\Delta c_p(\frac{x}{c})$ at an arbitrary $\alpha$ and provide a computer generated plot of $\Delta c_p(\frac{x}{c})$ for $\alpha =5^\circ$.
\item Determine (numerically is acceptable) a camber line $z_c(\frac{x}{c})$ that is consistent with the given pressure distribution, and provide a computer-generated plot of the camber line. Also present the $B_n$ values up to $n =10$.
\end{enumerate}

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