Top 350+ Solved Surveying MCQ Questions Answer
Q. Rise and fall method is used in.
a. profile levelling
b. differential levelling
c. check levelling
d. none of these
Q. If the magnetic bearing of the sun at a place at noon in southern hemisphere is 167°, the magnetic declination at thatplace is
a. 77° N
b. 23° S
c. 13° E
d. 13° W
Q. The graduations in prismatic compassi) are invertedii) are uprightiii) run clockwise having 0° at southiv) run clockwise having 0° at northThe correct answer is
a. (i) and (iii)
b. (i) and (iv)
c. (ii) and (iii)
d. (ii) and (iv)
Q. The temporary adjustments of a prismatic compass arei) Centeringii) Levellingiii) Focusing the prismThe correct order is
a. (0, (iii), 00
b. (0, (ii), (iii)
c. (ii), (iii), 0)
d. (in), (i), (ii)
Q. Theodolite is an instrument used for
a. tightening the capstan-headed nuts of level tube
b. measurement of horizontal angles only
c. measurement of vertical angles only
d. measurement of both horizontal and vertical angles
Q. The process of turning the telescope about the vertical axis inhorizontal plane is known as
a. transiting
b. reversing
c. plunging
d. swinging
Q. Size of a theodolite is specified by
a. the length of telescope
b. the diameter of vertical circle
c. the diameter of lower plate
d. the diameter of upper plate
Q. Which of the following is not the function of levelling head ?
a. to support the main part of the instrument
b. to attach the theodolite to the tripod
c. to provide a means for leveling the theodolite
d. none of the above
Q. If the lower clamp screw is tightened and upper clamp screw is loosened, the theodolite may be rotated
a. on its outer spindle with a relative motion between the vernier and graduated scale of lower plate
b. on its outer spindle without a relative motion between the vernier and graduated scale of lower plate
c. on its inner spindle with a relative motion between the vernier and the graduated scale of lower plate
d. on its inner spindle without a relative motion between the vernier and the graduated scale of lower plate
Q. A telescope is said to be inverted if its
a. vertical circle is to its right and the bubble of the telescope is down
b. vertical circle is to its right and the bubble of the telescope is up
c. vertical circle is to its left and the bubble of the telescope is down
d. vertical circle is to its left and the bubble of the telescope is up
Q. 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
Q. For which of the following permanent adjustments of theodolite, the spire testis used ?
a. adjustment of plate levels
b. adjustment of line of sight
c. adjustment of horizontal axis
d. adjustment of altitude bubble and vertical index frame
Q. The adjustment of horizontal cross hair is required particularly when the instrument is used for
a. leveling
b. prolonging a straight line
c. measurement of horizontal angles
d. all of the above
Q. Which of the following errors is not eliminated by the method of repetition ofhorizontal angle measurement ?
a. error due to eccentricity of verniers
b. error due to displacement of station signals
c. error due to wrong adjustment of line of collimation and trunnion axis
d. error due to inaccurate graduation