Q. Which of the following is not under instrumental errors? (Solved)
1. Sluggish needle
2. Blunt pivot joint
3. Inaccurate centering
4. Plane of sight not being vertical
- c. Inaccurate centering
1. Sluggish needle
2. Blunt pivot joint
3. Inaccurate centering
4. Plane of sight not being vertical