LEVELLING SURVEY - Practice Mode

1) What type of staff is used, if the sight are long?
Correct Answer: Target staff
2) Which levelling staff consists of three pieces?
Correct Answer: Telescopic staff
3) How the staff should be read?
Correct Answer: Upwards
4) What is the folded length of staff, while folding staff is not in use?
Correct Answer: 2m
5) Which levelling is the relative height of point is found out by some direct observation?
Correct Answer: Direct levelling
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