Top 350+ Solved Surveying MCQ Questions Answer
Q. Dumpy level is most suitable when
a. the instrument is to be shifted frequently
b. fly levelling is being done over long distance
c. many readings are to be taken from a single setting of the instrument
d. all of the above
Q. The difference of levels between two stations A and B is to be determined. For best results, the instrument station should be
a. equidistant from A and B
b. closer to the higher station
c. closer to the lower station
d. as far as possible from the line AB
Q. Contour interval is
a. inversely proportional to the scale of the map
b. directly proportional to the flatness of ground
c. larger for accurate works
d. larger if the time available is more
Q. An imaginary line lying throughout the surface of ground and preserving aconstant inclination to the horizontal is known as
a. contour line
b. horizontal equivalent
c. contour interval
d. contour gradient
Q. Select the correct statement.
a. A contour is not necessarily a closed curve.
b. A contour represents a ridge line if the concave side of lower value con¬tour lies towards the higher value contour.
c. Two contours of different elevations do not cross each other except in case of an overhanging cliff.
d. All of the above statements are correct.
Q. A series of closely spaced contour lines represents a
a. steep slope
b. gentle slope
c. uniform slope
d. plane surface
Q. Direct method of contouring is
a. a quick method
b. adopted for large surveys only
c. most accurate method
d. suitable for hilly terrains
Q. In direct method of contouring, the process of locating or identifying pointslying on a contour is called
a. ranging
b. centring
c. horizontal control
d. vertical control
Q. In the cross-section method of indirect contouring, the spacing of cross-sections depends uponi) contour intervalii) scale of planiii) characteristics of groundThe correct answer is
a. only (i)
b. (i)and(ii)
c. (ii) and (iii)
d. (i), (ii) and (iii)
Q. Which of the following methods of con-touring is most suitable for a hillyterrain ?
a. direct method
b. square method
c. cross-sections method
d. tacheometric method
Q. Select the correct statement.
a. Contour interval on any map is kept constant.
b. Direct method of contouring is cheaper than indirect method.
c. Inter-visibility of points on a contour map cannot be ascertained.
d. Slope of a hill cannot be determined with the help of contours.
Q. Closed contours, with higher value inwards, represent a
a. depression
b. hillock
c. plain surface
d. none of the above
Q. Contour interval is
a. the vertical distance between two con-secutive contours
b. the horizontal distance between two consecutive contours
c. the vertical distance between two points on same contour
d. the horizontal distance between two points on same contour
Q. Benchmark is established by
a. hypsometry
b. barometric levelling
c. spirit levelling
d. trigonometrical levelling