| Keyword | CPC | PCC | Volume | Score | Length of keyword |
|---|---|---|---|---|---|
| value of refractive index of air | 1.45 | 1 | 7987 | 67 | 32 |
| value | 1.36 | 0.3 | 1931 | 16 | 5 |
| of | 1.91 | 0.6 | 7896 | 96 | 2 |
| refractive | 1.15 | 0.7 | 411 | 55 | 10 |
| index | 0.39 | 0.7 | 2643 | 37 | 5 |
| of | 0.74 | 0.8 | 5835 | 17 | 2 |
| air | 0.32 | 0.2 | 3299 | 55 | 3 |
| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| value of refractive index of air | 1.66 | 0.6 | 2321 | 82 |
| value of refractive index of prism | 1.24 | 1 | 8308 | 47 |
| value of refractive index of glass slab | 0.04 | 0.4 | 2881 | 82 |
| theoretical value of refractive index of air | 0.37 | 1 | 7364 | 52 |
| refractive index of air in fraction | 0.1 | 0.4 | 9991 | 25 |
| refractive index of air calculator | 1.15 | 0.6 | 3710 | 61 |
| index of refraction of air | 1.26 | 0.8 | 842 | 62 |
| optical refractive index of air | 0.85 | 0.2 | 3955 | 26 |
| refractive index of light in air | 0.31 | 0.2 | 4416 | 60 |
| absolute refractive index of air | 1.98 | 0.7 | 1003 | 4 |
| refractive index of air and water | 1.11 | 0.6 | 5750 | 15 |
| refractive index of air and glass | 1.41 | 0.3 | 5722 | 6 |
| refractive index of vacuum and air | 0.35 | 1 | 7370 | 92 |
| refractive index of air vs temperature | 0.68 | 0.8 | 7598 | 95 |
| light index of refraction in air | 0.11 | 0.3 | 3631 | 23 |
