Pr | Ramachandran et al. [10] | Lok et al. [13] | Ishak et al. [6] | Olanrewaju et al. [18] | Present result |
0.7 | 1.7063 | 1.706376 | 1.7063 | 1.7063227 | 1.70621152 |
1 | - | - | 1.6755 | 1.6754365 | 1.67541906 |
7 | 1.5179 | 1.517952 | 1.5179 | 1.5179126 | 1.51790409 |
10 | - | - | 1.4928 | 1.4928386 | 1.49282860 |