19. The Principle of chain surveying is
(A) Work from Whole to Part (B) Triangulation
(C) Traversing (D) None of these
20. The system of lines or Triangles covering the area to be surveyed is
(A) Triangulation (B) Frame Work
(C) Traversing (D) All of the above
21. Ina well-conditioned triangle the angles are
(A) 20° or 120° (B) Greater than 30° and less than 120°
(C) Greater than 20° & less than 120° (D) None of these
22. The line joining some fixed points termed as tie stations on main survey line is called
(A) Base line (B) Check line
(C) Proof line (D) Tie line
23. The horizontal angle which a line makes with the meridian is called
(A) Included angle (B) Inclination
(C) Bearing (D) Declination
24. The graduated ring being attached to the magnetic needle remains stationary in
(A) Surveyor's compass (B) Prismatic compass
(C) Trough compass (D) None of these
25. Ina prismatic compass 180° is marked at
(A) North end (B) South end
(C) East (D) West
26. The bearing of a line taken from the starting point of the line towards the direction in
which survey progress is called
(A) True bearing (B) Back bearing
(C) Whole circle bearing (D) Fore bearing
27. Inthe whole circle bearing systems, S 85°- 45' W will be expressed as
(A) 94°-15' (8) 85*-45'
(C) 265°-45' (D) 180°-45'
28. At poles the magnetic dip is equal to
(A) 180° (B) 90°
(©) 0 (D) 45°
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