| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| vacuum permittivity | 1.78 | 0.5 | 7186 | 44 | 19 |
| vacuum | 0.84 | 0.6 | 1148 | 86 | 6 |
| permittivity | 1.64 | 0.4 | 3567 | 72 | 12 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| vacuum permittivity | 0.51 | 0.8 | 1576 | 91 |
| vacuum permittivity constant | 1.73 | 0.7 | 764 | 22 |
| vacuum permittivity units | 0.35 | 0.5 | 9060 | 31 |
| vacuum permittivity formula | 1.07 | 0.4 | 6407 | 2 |
| vacuum permittivity si units | 1.89 | 0.7 | 3979 | 64 |
| vacuum permittivity cm | 0.29 | 1 | 3426 | 55 |
| vacuum permittivity ev | 0.3 | 0.8 | 8924 | 24 |
| vacuum permittivity of free space | 0.23 | 1 | 399 | 62 |
| vacuum permittivity meaning | 0.07 | 0.5 | 8840 | 77 |
| vacuum permittivity value | 0.38 | 0.9 | 9147 | 69 |
| vacuum electric permittivity | 0.73 | 0.6 | 1884 | 21 |
| vacuum permittivity constant value | 1.94 | 0.2 | 8579 | 37 |
| dimensional formula of permittivity of vacuum | 1.54 | 0.5 | 1018 | 32 |
