| Station | B. S. | I. S. | F. S. | Rise | Fall | Remarks |
|---|---|---|---|---|---|---|
| 1 | 4.550 | Starting Point | ||||
| 2 | 2.125 | ? | 0.750 | Change point | ||
| 3 | 2.225 | |||||
| 4 | ? | 1.975 | Change point | |||
| 5 | 2.445 | 1.500 |
A. 3.804, 0.945
B. 3.804, 3.945
C. 5.300, 0.945
D. 5.300, 3.945
Answer: Option D
This Question Belongs to Mining Engineering >> Mine Surveying
The stations choosed by main survey lines called . . . . . . . .
A. Temporary stations
B. Main stations
C. Subsidary station
D. None
The 90° corners of a building are set out on the ground by, easily . . . . . . . .
A. Cross staff
B. Mason's square
C. Theodolite
D. Optical square
The arithmetical check for levelling is . . . . . . . .
A. $$\sum {BS} + \sum {FS = {\text{First RL + Last RL}}} $$
B. $$\sum {FS} - \sum {BS} = {\text{Last RL + First RL}}$$
C. $$\sum {BS} - \sum {FS} = {\text{Last RL}} - {\text{ First RL}}$$
D. All
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