Q. If the staff is not held vertical at a level¬ling station, the reduced level calculatedfrom the observation would be (Solved)
1. true R.L.
2. more than true R.L.
3. less than true R.L.
4. none of the above
- c. less than true R.L.
1. true R.L.
2. more than true R.L.
3. less than true R.L.
4. none of the above