Shape of the longitudinal section | Factor values | Inaccuracy δr v | ||
---|---|---|---|---|
r s |
| r v | ||
1. Prism, cylinder | 1 | 11/12 ≈ 0.92 | 1 | 1/12 ≈ 0.083 |
2. Pyramid, cone | 1/4 = 0.25 | 2/3 ≈ 0.67 | 2/3 ≈ 0.67 | 0 |
3. Hemisphere | 7/12 ≈ 0.58 | 7/9 ≈ 0.78 | 7/9 ≈ 0.78 | 0 |
4. Hemisphere with a base
| 3/4 = 0.75 | 5/6 ≈ 0.83 | 5/6 ≈ 0.83 | 0 |
5. Gaussoid | ln(4/3)/ln2 ≈ 0.415 | 8.66/12 ≈ 0.722 | 1/2 ln ≈ 0.721 | ≈ 0 |
|