Table 1 Variation of skin friction of cosine oscillation for different parameters in primary and secondary velocities
t | \(\Pr \) | Gr | \(\omega \) | \(U_0\) | \(\tau \) (primary) | \(\tau \) (secondary) |
|---|---|---|---|---|---|---|
1.00 | 0.71 | 5.00 | \(\pi /3\) | 3.00 | −3.851 | −1.167 |
1.50 | 0.71 | 5.00 | \(\pi /3\) | 3.00 | −4.602 | −1.457 |
1.00 | 7.00 | 5.00 | \(\pi /3\) | 3.00 | −2.428 | −0.772 |
1.00 | 0.71 | 8.50 | \(\pi /3\) | 3.00 | −5.916 | −1.540 |
1.00 | 0.71 | 5.00 | \(\pi \) | 3.00 | −5.858 | −0.682 |
1.00 | 0.71 | 5.00 | \(\pi /3\) | 4.00 | −3.934 | −1.561 |