Discussion
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- Question
Total latitude of a point is positive if it lies
Options- A. north of the reference parallel
- B. south of the reference parallel
- C. east of the reference parallel
- D. west of the reference parallel.
- Correct Answer
- north of the reference parallel
- 1. Which of the following introduces an error of about 1 in 1000 if 20 m chain is used
Options- A. length of chain 20 mm wrong
- B. one end of the chain 0.9 m off the line
- C. one end of chain 0.9 m higher than the other
- D. middle of the chain 0.45 m off the line
- E. all the above. Discuss
- 2. From any point on the surface with a given inclination
Options- A. only one contour gradient is possible
- B. two contour gradients are possible
- C. indefinite contour gradients are possible
- D. all the above. Discuss
- 3. Greater accuracy in linear measurements, is obtained by
Options- A. tacheometry
- B. direct chaining
- C. direct taping
- D. all the above. Discuss
- 4. Systematic errors are those errors
Options- A. which cannot be recognised
- B. whose character is understood
- C. whose effects are cumulative and can be eliminated
- D. none of these. Discuss
- 5. The bearings of two traverse legs AB and BC are N52° 45' E and N34° 30' E respectively. The deflection angle is
Options- A. 18° 15' E
- B. 18° 15' N
- C. 18° 15' W
- D. 18° 15' R
- E. 18° 15' L Discuss
- 6. Perpendicularity of an offset may be judged by eye, if the length of the offset is
Options- A. 5 m
- B. 10 m
- C. 15 m
- D. 20 m. Discuss
- 7. In a lemniscate curve the ratio of the angle between the tangent at the end of the polar ray and the straight, and the angle between the polar ray and the straight, is
Options- A. 2
- B. 3
- C. 4
- D. 5
- E. 3/2 Discuss
- 8. The total change in level along the line is equal to total back sights
Options- A. minus total fore sights
- B. the total rises minus total falls
- C. the reduced level of last point minus reduced level of the first point
- D. all the above. Discuss
- 9. The apparent error on reversal is
Options- A. equal to the actual error
- B. twice the actual error
- C. thrice the actual error
- D. none of these. Discuss
- 10. The ratio of the linear displacement at the end of a line, subtended by an arc of one second to the length of the line, is
Options- A. 1:206 300
- B. 1:3440
- C. 1:57
- D. 1:100. Discuss
Surveying problems
Search Results
Correct Answer: all the above.
Correct Answer: indefinite contour gradients are possible
Correct Answer: direct taping
Correct Answer: whose effects are cumulative and can be eliminated
Correct Answer: 18° 15' L
Correct Answer: 15 m
Correct Answer: 3/2
Correct Answer: all the above.
Correct Answer: twice the actual error
Correct Answer: 1:206 300
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