Surveying problems
- 1. For a curve of radius 100 m and normal chord 10 m, the Rankine's deflection angle, is
Options- A. 0°25'.95
- B. 0°35'.95
- C. 1°25'.53
- D. 1°35'.95
- E. 2°51'.53. Discuss
Correct Answer: 2°51'.53.
- 2. If the area calculated form the plan plotted with measurements by an erroneous chain, accurate area of the plan is
Options- A.
- B.
- C.
- D.
- E. none of the above Discuss
Correct Answer:
- 3. 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
Correct Answer: l n
- 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
Correct Answer: 20 m and 30 m length
- 5. 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
Correct Answer: passes below the hill top C
- 6. 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
Correct Answer: Transit rule
- 7. 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
Correct Answer: 13.75 m
- 8. 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. Discuss
Correct Answer: angular measurements only
- 9. Plotting of inaccessible points on a plane table, is done by
Options- A. intersection
- B. traversing
- C. radiation
- D. none of these. Discuss
Correct Answer: intersection
- 10. 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
Correct Answer: all the above.
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