Discussion
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- Question
The 'point of curve' of a simple circular curve, is
Options- A. point of tangency
- B. point of commencement
- C. point of intersection
- D. mid-point of the curve
- Correct Answer
- point of commencement
- 1. Which one of the following procedures for getting accurate orientation is the most distinctive feature of the art of plane tabling
Options- A. radiation
- B. intersection
- C. traversing
- D. resection. Discuss
- 2. A clinometer is used for
Options- A. measuring angle of slope
- B. correcting line of collimation
- C. setting out right angles
- D. defining natural features. Discuss
- 3. The minimum range for sliding the focusing lens in the internal focusing telescope for focusing at all distances beyond 4 m is
Options- A. 5 mm
- B. 10 mm
- C. 15 mm
- D. 20 mm. Discuss
- 4. The distance between steps for measuring down hill to obtain better accuracy
Options- A. decreases with decrease of slope
- B. increases with increase of slope
- C. decreases with increase of slope
- D. decreases with decrease of weight of the chain. Discuss
- 5. Pick up the correct statement from the following :
Options- A. the lines of sight while observing back sight and fore sight lie in the same horizontal plane
- B. the staff readings are measurements made vertically downwards from a horizontal plane
- C. the horizontal plane with reference to which staff readings are taken, coincides with the level surface through the telescope axis
- D. all the above. Discuss
- 6. A theodolite is said to be in perfect adjustment if
Options- A. rotation axis is vertical to the transit axis
- B. transit axis is perpendicular to line of collimation
- C. line of collimation sweeps out a vertical plane while the telescope is elevated or depressed
- D. all the above. Discuss
- 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
Options- A. half the width of a strip, multiplied by the sum of two extreme offsets, twice the sum of remaining odd offsets, and thrice the sum of the even offsets
- B. one third the width of a strip, multiplied by the sum of two extreme offsets, twice the sum of remaining odd offsets and four times the sum of the even offsets
- C. one third the width of a strip, multiplied by the sum of two extreme offsets, four times the sum of the remaining odd offsets, and twice the sum of the even offsets
- D. one sixth the width of a strip, multiplied by the sum of the two extreme offsets, twice the sum of remaining odd offsets and four times the sum of the even offsets
- E. none of these Discuss
- 8. In reciprocal levelling, the error which is not completely eliminated, is due to
Options- A. earth's curvature
- B. non-adjustment of line of collimation
- C. refraction
- D. non-adjustment of the bubble tube. Discuss
- 9. If the smallest division of a vernier is longer than the smallest division of its primary scale, the vernier is known as
Options- A. direct vernier
- B. double vernier
- C. retrograde vernier
- D. simple vernier. Discuss
- 10. In tacheometrical observations, vertical staff holding is generally preferred to normal staffing, due to
Options- A. ease of reduction of observations
- B. facility of holding
- C. minimum effect of careless holding on the result
- D. none of these. Discuss
Surveying problems
Search Results
Correct Answer: resection.
Correct Answer: measuring angle of slope
Correct Answer: 20 mm.
Correct Answer: decreases with increase of slope
Correct Answer: all the above.
Correct Answer: all the above.
Correct Answer: one third the width of a strip, multiplied by the sum of two extreme offsets, twice the sum of remaining odd offsets and four times the sum of the even offsets
Correct Answer: refraction
Correct Answer: retrograde vernier
Correct Answer: minimum effect of careless holding on the result
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