Discussion
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- Question
During secular variation of magnetic meridian at different places
Options- A. range of oscillations is constant
- B. period of oscillation is constant
- C. range and period of oscillation both vary
- D. period of oscillation only varies.
- Correct Answer
- range and period of oscillation both vary
- 1. The ratio of the length of long chord and the tangent length of a circular curve of radius R deflecting through angle ?, is
Options- A. sin
- B. cos
- C. tan
- D. 2 sin
- E. 2 cos .
Discuss
- 2. To orient a plane table at a point P roughly south of the mid-point of two inaccessible conical hill stations A and B in the plains, a point C is selected in line with AB and table is oriented at C by bringing ab in line with AB. A ray is then drawn towards P and at P the table is oriented by back ray method. The orientation so obtained, is
Options- A. unique and correct
- B. incorrect
- C. manifold and correct
- D. not reliable. Discuss
- 3. For indirect ranging, number of ranging rods required, is
Options- A. 1
- B. 2
- C. 3
- D. 4
- E. 5 Discuss
- 4. If the whole circle bearing of a line is 180°, its reduced bearing is
Options- A. S 0° E
- B. S 0° W
- C. S
- D. N. Discuss
- 5. While measuring the distance between two points along upgrade with the help of a 20 m chain, the forward end of the chain is shifted forward through a distance
Options- A. 20 (sin ? - 1)
- B. 20 (cos ? - 1)
- C. 20 (sec ? - 1)
- D. 20 (cosec ? - 1). Discuss
- 6. Mistakes which may produce a very serious effect upon the final results arise due to
Options- A. in attention
- B. in experience
- C. carelessness
- D. all of these. Discuss
- 7. The method of reversal
Options- A. is usually directed to examine whether a certain part is truly parallel or perpendicular to another
- B. makes the erroneous relationship between parts evident
- C. both (a) and (b)
- D. neither (a) nor (b). Discuss
- 8. For high sensivity of the bubble tube
Options- A. a liquid of low viscosity is used
- B. a liquid of low surface tension is used
- C. the bubble space should be long
- D. the bubble tube should not be too narrow
- E. all the above. Discuss
- 9. The smaller horizontal angle between the true meridian and a survey line, is known
Options- A. declination
- B. bearing
- C. azimuth
- D. dip. Discuss
- 10. The bearing of C from A is N 30° E and from B, 50 metres east of A, is N 60° W. The departure of C from A is
Options- A. 50 m
- B. 50 3 m
- C. 25 3 m
- D. 25 m Discuss
Surveying problems
Search Results
Correct Answer: 2 cos
. Correct Answer: manifold and correct
Correct Answer: 4
Correct Answer: S
Correct Answer: 20 (sec ? - 1)
Correct Answer: all of these.
Correct Answer: both (a) and (b)
Correct Answer: all the above.
Correct Answer: azimuth
Correct Answer: 25 m
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