41. Which is used when levelling of the heighest precision required.
42. The process of turning the telescope about the vertical axis in horizontal plane called . . . . . . . .
43. Expand the G.T.S, Bench Mark.
44. The contour line of same elevation above sea level known as . . . . . . . .
45. The angle in degrees at which a ridge line intersects contour is . . . . . . . .
46. The instruments used for linear measurement . . . . . . . .
47. What is Celestial pole . . . . . . . .
48. A steel band is preferable for measurements because . . . . . . . .
49. The main principle of chain survey is divide the area into . . . . . . . .
50. Which of the following to be used when height of precisions is required.
Read More Section(Mine Surveying)
Each Section contains maximum 100 MCQs question on Mine Surveying. To get more questions visit other sections.