A. measuring approximate horizontal angles
B. setting out right angles
C. measuring bearings of the lines
D. none of the above
Related Mcqs:
- 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 - If the intercept on a vertical staff is ob-served as 0.75 m from a tacheometer, the horizontal distance between tacheometer and staff station is________________?
A. 7.5 m
B. 25 m
C. 50
D. 75 m - Which of the following angles can be set out with the help of French cross staff?
A. 45° only
B. 90° only
C. either 45° or 90°
D. any angle - In the cross-section method of indirect contouring, the spacing of cross-sections depends upon_____________?
1. contour interval
2. scale of plan
3. characteristics of ground
The correct answer is ?A. only (1)
B. (1) and (2)
C. (2) and (3)
D. (1), (2) and (3) - Intersection method of detailed plotting is most suitable for________________?
A. forests
B. urban areas
C. hilly areas
D. plains - 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 - If altitude bubble is provided both on index frame as well as on telescope of a theodolite, then the instrument is levelled with reference to_________________?
1. altitude bubble on index frame
2. altitude bubble on index frame if it is to be used as a level
3. altitude bubble on telescope
4. altitude bubble on telescope if it is to be used as a level
The correct answer is?A. only (1)
B. both (1) and (4)
C. only (3)
D. both (2) and (3) - 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 - The process of determining the locations of the instrument station by drawing re sectors from the locations of the known stations is called_________________?
A. radiation
B. intersection
C. resection
D. traversing - The instrument used for accurate centering in plane table survey is________________?
A. spirit level
B. alidade
C. plumbing fork
D. trough compass
