A. forests
B. urban areas
C. hilly areas
D. plains
Related Mcqs:
- Detailed plotting is generally done by________________?
A. radiation
B. traversing
C. resection
D. all of the above - The angle of intersection of the two plane mirrors of an optical square is______________?
A. 30°
B. 45°
C. 60°
D. 90° - Cross staff is an instrument used for________________?
A. measuring approximate horizontal angles
B. setting out right angles
C. measuring bearings of the lines
D. none of the above - The suitable contour interval for a map with scale 1 : 10000 is______________?
A. 2 m
B. 5m
C. 10 m
D. 20 m - 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 - Which of the following methods of con-touring is most suitable for a hilly terrain ?
A. direct method
B. square method
C. cross-sections method
D. tacheometric method - Which of the following methods of theodolite traversing is suitable for locating the 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 - Which of the following errors is not eliminated by the method of repetition of horizontal 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 - The rise and fall method of levelling provides a complete check on_______________?
A. backsight
B. intermediate sight
C. foresight
D. all of the above - In direct method of contouring, the process of locating or identifying points lying on a contour is called_______________?
A. ranging
B. centring
C. horizontal control
D. vertical control
