## MCQs

Total Questions : 130 | Page 2 of 13 pages
Question 11. A tacheometer is setup at A and the readings on the staff at B are 1.77m, 2.12m, 2.34m and the inclination of line of sight is + 1° 9ꞌ. Calculate the vertical distance between A and B. Take k = 100, c = 0.3?
1.    1.51 m
2.    2.51 m
3.    2.15 m
4.    1.15 m
Answer: Option D. -> 1.15 m
Question 12. Subtense method is one of the classifications of stadia system.
1.    True
2.    False
3.    May be True or False
4.    Can't say
Question 13. The following are the staff readings given when the staff is held normal. The line of sight of instrument is placed at an angle +3°24ꞌ. It being an anallactic lens, find the horizontal distance between staff and instrument station. Staff readings – 2.145 m, 1.925 m, 1.464 m.
1.    62.082 m
2.    58.082 m
3.    60.082 m
4.    68.082 m
Answer: Option D. -> 68.082 m
Question 14. What is the value of additive constant in anallactic lens?
1.    100
2.    0.3
3.    0
4.    0.4
Question 15. Calculate the value of K and C, if the measurements are taken between two points of 50 and 130 distant apart and the stadia readings will be 0.024, 0.824 respectively.
1.    0, 47.6
2.    47.6, 100
3.    100, 47.6
4.    47.6, 0
Answer: Option C. -> 100, 47.6
Question 16. Calculate the value of R.L for staff being vertical and possessing staff readings as follows 2.892, 2.234, 1.926. It being an anallactic lens possesses an instrumental height of 1.94 with R.L 102.34 m. Line of sight placed at an angle of 2°42ꞌ.
1.    106.591 m
2.    105.591 m
3.    109.951 m
4.    100.981 m
Answer: Option A. -> 106.591 m
Question 17. For adjusting the angular error, the error may be distributed equally among all the angles.
1.    True
2.    False
3.    May be True or False
4.    Can't say
Question 18. In order to mitigate the closing error, sum of latitudes and departures must be equal to zero.
1.    True
2.    False
3.    May be True or False
4.    Can't say
Question 19. The sum of interior angles must be equal to_______
1.    (2N+4) right angles
2.    (2N-4) right angles
3.    (2N+4) * 180
4.    (2N-4) * 180
Answer: Option B. -> (2N-4) right angles