Discussion
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- Question
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.
- Correct Answer
- 1:206 300
- 1. 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
- 2. 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
- 3. 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
- 4. 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
- 5. 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. Discuss
- 6. If the radius of a simple curve is 600 m, the maximum length of the chord for calculating offsets, is taken
Options- A. 10 m
- B. 15 m
- C. 20 m
- D. 25 m
- E. 30 m. Discuss
- 7. Ranging in chain survey means
Options- A. looking at an isolated point not on the line
- B. establishing an intermediate point on the line
- C. determining the distance between end points
- D. determining the offset distance
- E. none of these Discuss
- 8. In levelling operation,
Options- A. The first sight on any change point is a back sight
- B. The second sight on any change point is a fore sight
- C. The line commences with a fore sight and closes with a back sight
- D. The line commences with a back sight and closes with a foresight. Discuss
- 9. While measuring with a metallic tape of 30 m length pull should be applied
Options- A. 1 kg
- B. 2 kg
- C. 3 kg
- D. 4 kg Discuss
- 10. To set out a parallel from a given inccessible point to a given line AB, the following observations and made
Distance AB and angle PAM = a and angle PBA = b are measured where Mis a point on the line BA produced. The perpendicular to the desired parallel line from A and B are :
Options- A.
- B.
- C.
- D.
Discuss
Surveying problems
Search Results
Correct Answer: twice the actual error
Correct Answer: all the above.
Correct Answer: 3/2
Correct Answer: 15 m
Correct Answer: north of the reference parallel
Correct Answer: 30 m.
Correct Answer: establishing an intermediate point on the line
Correct Answer: The line commences with a back sight and closes with a foresight.
Correct Answer: 3 kg
Correct Answer:
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