Surveying - Interview Questions | Exam2Win

Take a timed mock test specifically for Surveying.

31. The process of turning the telescope about the vertical axis in horizontal plane is known as

A. transiting

B. reversing

C. plunging

D. swinging

Explanation:

32. Height of instrument method of levelling is

A. more accurate than rise and fall method

B. less accurate than rise and fall method

C. quicker and less tedious for large number of intermediate sights

D. none of the above

Explanation:

33. In the double application of principle of reversion, the apparent error is

A. equal to true error

B. half the true error

C. two times the true error

D. four times the true error

Explanation:

34. The error due to eccentricity of inner and outer axes can be eliminated by

A. reading both verniers and taking the mean of the two

B. taking both face observations and taking the mean of the two

C. double sighting

D. taking mean of several readings distributed over different portions of the graduated circle

Explanation:

35. The cross hairs in the surveying telescope are placed

A. midway between eye piece and objec�tive lens

B. much closer to the eye-piece than to the objective lens

C. much closer to the objective lens than to the eye piece

D. anywhere between eye-piece and objective lens

Explanation: