Top 350+ Solved Surveying MCQ Questions Answer
Q. Transit rule of adjusting the consecutive coordinates of a traverse is used where
a. linear and angular measurements of the traverse are of equal accuracy
b. angular measurements are more accurate than linear measurements
c. linear measurements are more accurate than angular measurements
d. all of the above
Q. Which of the following methods of theodolite traversing is suitable for locatingthe details which are far away from transit stations ?
a. measuring angle and distance from one transit station
b. measuring angles to the point from at least two stations
c. measuring angle at one station and distance from other
d. measuring distance from two points on traverse line
Q. Subtense bar is an instrument used for
a. levelling
b. measurement of horizontal distances in plane areas
c. measurement of horizontal distances in undulated areas
d. measurement of angles
Q. Horizontal distances obtained by thermometric observations
a. require slope correction
b. require tension correction
c. require slope and tension corrections
d. do not require slope and tension corrections
Q. Hydrographic surveys deal with the mapping of
a. large water bodies
b. heavenly bodies
c. mountainous region
d. canal system
Q. Pick up the correct statement from the following :
a. the eyepiece plays no part in defining the line of sight
b. the diaphragm plays no part in defining the line of sight
c. the optical center of the objective plays no part in defining the line of sight
d. none of these.
Q. The real image of an object formed by the objective, must lie
a. in the plane of cross hairs
b. at the centre of the telescope
c. at the optical centre of the eye-piece
d. anywhere inside the telescope
Q. In chain surveying tie lines are primarily provided
a. to check the accuracy of the survey
b. to take offsets for detail survey
c. to avoid long offsets from chain lines
d. to increase the number of chain lines.
Q. If f1 and f2 are the distances from the optical center of a convex lens of focal length f to conjugate two points P1 and P2 respectively, the following relationship holds good
a. f = f1 + f2
b. f = (f1 + f2)
c. 1/ f1 + 1/ f2
d. none of these.
Q. Closed contours of decreasing values towards their center, represent
a. a hill
b. a depression
c. a saddle or pass
d. a river be
Q. An imaginary line joining the points of equal elevation on the surface of the earth, represents
a. contour surface
b. contour gradient
c. contour line
d. level line
Q. In chain surveying field work is limited to
a. linear measurements only
b. angular measurements only
c. both linear and angular measurements
d. all the above
Q. In quadrantal bearing system, back bearing of a line may be obtained from its forward bearing, by
a. adding 180°, if the given bearing is less than 180°
b. subtracting 180°, if the given bearing, is more than 180°
c. changing the cardinal points, i.e. substituting N for S and E for W and vice-versa
d. none of these.
Q. Pick up the method of surveying in which field observations and plotting proceedsimultaneously from the following
a. chain surveying
b. compass surveying
c. plan table surveying
d. tacheometric surveying.
Q. While viewing through a level telescope and moving the eye slightly, a relative movement occurs between the image of the levelling staff and the cross hairs. The instrument is
a. correctly focused
b. not correctly focused
c. said to have parallax
d. free from parallax.