Discussion
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- Question
Setting out a curve by two theodolite method, involves
Options- A. linear measurements only
- B. angular measurements only
- C. both linear and angular measurements
- D. none of these.
- Correct Answer
- angular measurements only
- 1. The desired sensitivity of a bubble tube with 2 mm divisions is 30". The radius of the bubble tube should be
Options- A. 13.75 m
- B. 3.44 m
- C. 1375 m
- D. none of these. Discuss
- 2. If the angular measurements of a traverse are more precise than its linear measurements, balancing of the traverse, is done by
Options- A. Bowditch's rule
- B. Transit rule
- C. Empirical rule
- D. all of the above. Discuss
- 3. Two hill tops A and B 20 km apart are intervened by a third top C. If the top most contour of the three hill tops are of the same value, state whether the line of sight AB
Options- A. passes clear of hill top C
- B. passes below the hill top C
- C. grazes the hill top C
- D. none of these. Discuss
- 4. Metric chains are generally available in
Options- A. 10 m and 20 m length
- B. 15 m and 20 m length
- C. 20 m and 30 m length
- D. 25 m and 100 m length Discuss
- 5. It ? is the probable error of an observed bearing of a line of length l, the error over the whole length of the traverse of n lines of length l is
Options- A. l n
- B.
n - C. ?
- D.
? n
Discuss
- 6. Plotting of inaccessible points on a plane table, is done by
Options- A. intersection
- B. traversing
- C. radiation
- D. none of these. Discuss
- 7. Pick up the correct statement from the following :
Options- A. the length of the brass handle is included in the length of chain
- B. the handles are on swivel joints to prevent twisting of the chain
- C. the fifth tag from either end of the chain is numbered 5
- D. the length of the Gunter's chain is 66 ft.
- E. all the above. Discuss
- 8. The longitudinal section of the surface of bubble tube is
Options- A. straight
- B. circular
- C. parabolic
- D. elliptic. Discuss
- 9. The curve composed of two arcs of different radii having their centres on the opposite side of the curve, is known
Options- A. a simple curve
- B. a compound curve
- C. a reverse curve
- D. a vertical curve. Discuss
- 10. Back bearing of a line is equal to
Options- A. Fore bearing ± 90°
- B. Fore bearing ± 180°
- C. Fore bearing ± 360°
- D. Fore bearing ± 270° Discuss
Surveying problems
Search Results
Correct Answer: 13.75 m
Correct Answer: Transit rule
Correct Answer: passes below the hill top C
Correct Answer: 20 m and 30 m length
Correct Answer: l n
Correct Answer: intersection
Correct Answer: all the above.
Correct Answer: circular
Correct Answer: a reverse curve
Correct Answer: Fore bearing ± 180°
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