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Surveyor Practice Test: Levelling Survey
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Surveyor Practice Test: Levelling Survey
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25 Questions

1. What is the difference in level if back sight reading 1.430m and inter sight reading 2.015m?
2. Which instrument is mainly designed for precise levelling work?
3. What is the postion of line of collimation, if observed staff reading is more than the required true staff reading?
4. What is reduced level, if height of line of collimation is 98.717m and inter sight is 1.238m?
5. Whar does the hand signal represents?
6. What is R.L of point, if the height of collimation level 103.450m and inter sight reading on point 1=2.680m?
7. What is the name of level, if the fly levelling done at the end of day’s work to connect the finishing point with the starting point on that particular day?
8. How many permanent adjustment are required in dumpy level?
9. What is the another name of positive or plus sight in levelling survey?
10. What is the term of sight, if the sight taken between the back sight and fore sight on a levelling staff held over a point of unknown elevations?
11. Which line is normal to plumb line at all points?
12. What is the instrument that one person can perform the levelling independently?
13. What is the distance of interval all over country with respect to the mean sea level of Mumbai as datum?
14. How the staff should be read?
15. What is the fundamental line in levels?
16. Which level is that the line of sight remains horizontal once the operator has roughly levelled the instruments?
17. What is the folded length of staff, while folding staff is not in use?
18. How many level screws are used to level the instruments?
19. What is rise or fall if inter sight on point 4 is 2.975m and fore sight on point 5 is =2.860m?
20. What is the another name of differential levelling?
21. What is the diameter of earth?
22. Which levelling rod is used for precise work?
23. What formula is used with arithmetical check in height of collimation method?
24. What is the another name of assumed bench mark?
25. What does the hand signal represents?