Table 5 Range of independent factors and their levels to assess Skin friction.
Codes | Parameter | Levels | ||
|---|---|---|---|---|
Low_(– 1) | Middle_(0) | High_(+ 1) | ||
\(A\) | \(0.1 \le M_{1} \le 0.3\) | 0.1 | 0.2 | 0.3 |
\(B\) | \(0.1 \le \Lambda \le 0.5\) | 0.1 | 0.3 | 0.5 |
\(C\) | \(0.2 \le Fr \le 0.6\) | 0.2 | 0.4 | 0.6 |