Mine Surveying - Study Mode

[#116] The length of a good graphical scale should be . . . . . . . .
Correct Answer

(B) Between 150mm-300mm

[#117] By taking back sight and fore sight reading to eliminate the . . . . . . . .
Correct Answer

(B) Residual error

[#118] The least reading we will get from 4m levelling staff is . . . . . . . .
Correct Answer

(C) 5mm

[#119] The example of instrumental error in compass is . . . . . . . .
Correct Answer

(D) Slugish pivot

[#120] The unit of angular measurement in survey work is . . . . . . . .
Correct Answer

(D) Degree