Surveying Mock test – 3 || Civil Engineering tests




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1. The main plate of a transit is divided into 1080 equal divisions. 60 divisions of the vernier coincide exactly with 59 divisions of the main plate. The transit can read angles accurate upto
2. The least count of a vernier scale is
3. The longitudinal section of the surface of bubble tube is
4. Which one of the following procedures for getting accurate orientation is the most distinctive feature of the art of plane tabling
5. In a constant level tube, size of the bubble remains constant because upper wall is
6. A clinometer is used for
7. Simpson's rule for calculating areas states that the area enclosed by a curvilinear figure divided into an even number of strips of equal width, is equal to
8. In reciprocal levelling, the error which is not completely eliminated, is due to
9. A traverse deflection angle is
10. The construction of optical square is based, on the principle of optical
11. Removal of parallax, may be achieved by focussing
12. In tacheometrical observations, vertical staff holding is generally preferred to normal staffing, due to
13. Back bearing of a line is equal to
14. The curve composed of two arcs of different radii having their centres on the opposite side of the curve, is known
15. The Random errors tend to accumulate proportionally to
16. While rotating the theodolite in the horizontal plane, the bubble of the bubble tube takes up the same position in its tube, it indicates
17. Diurnal variation of magnetic declination is
18. The 'fix' of a plane table from three known points, is good, if
19. The direction of steepest slope on a contour, is
20. The true meridian of a place is the line in which earth's surface is intersected by a plane through
21. If the smallest division of a vernier is longer than the smallest division of its primary scale, the vernier is known as
22. Prismatic compass is considered more accurate than a surveyor's compass, because
23. The ratio of the angles subtended at the eye, by the virtual image and the object, is known as telescope's
24. Imaginary line passing through points having equal magnetic declination is termed as
25. The 'point of curve' of a simple circular curve, is







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