Discussion
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- Question
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
- Correct Answer
- 18° 15' L
- 1. Magnetic declination at any place
Options- A. remains constant
- B. does not remain constant
- C. fluctuates
- D. changes abruptly. Discuss
- 2. The zero of the graduated circle of a prismatic compass is located at
Options- A. north end
- B. east end
- C. south end
- D. west end. Discuss
- 3. A standard steel tape of length 30 m and cross-section 15 x 1.0 mm was standardised at 25°C and at 30 kg pull. While measuring a base line at the same temperature, the pull applied was 40 kg. If the modulus of elasticity of steel tape is 2.2 x 106 kg/cm2, the correction to be applied is
Options- A. - 0.000909 m
- B. + 0.0909 m
- C. 0.000909 m
- D. none of these Discuss
- 4. If L is in kilometres, the curvature correction is
Options- A. 58.2 L2 mm
- B. 64.8 L2 mm
- C. 74.8 L2 mm
- D. 78.4 L2 mm. Discuss
- 5. The distance between the point of intersection of an up grade + g1% and downgrade g2% and the highest point of the vertical curve of length L, is
Options- A.
- B.
- C.
- D.
.
Discuss
- 6. 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
- 7. Greater accuracy in linear measurements, is obtained by
Options- A. tacheometry
- B. direct chaining
- C. direct taping
- D. all the above. Discuss
- 8. 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
- 9. 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
- 10. 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
Surveying problems
Search Results
Correct Answer: does not remain constant
Correct Answer: south end
Correct Answer: - 0.000909 m
Correct Answer: 78.4 L2 mm.
Correct Answer:
. Correct Answer: whose effects are cumulative and can be eliminated
Correct Answer: direct taping
Correct Answer: indefinite contour gradients are possible
Correct Answer: all the above.
Correct Answer: north of the reference parallel
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