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- Question
Planimeter is used for measuring
Options- A. volume
- B. area
- C. contour gradient
- D. slope angle
- E. none of these
- Correct Answer
- area
- 1. The line normal to the plumb line is known as
Options- A. horizontal line
- B. level line
- C. datum line
- D. vertical line. Discuss
- 2. The reduced level of a floor is 99.995 m, the staff reading on the floor is 1.505 m. If the inverted staff reading against the roof is 1.795 m, the floor level below the slab, is
Options- A. 3.290 m
- B. 3.300 m
- C. 3.275 m
- D. 2.790 m Discuss
- 3. If F is the pull applied at the ends of tape in kg, l is the length of tape between end marks in metres, w is the weight of the tape in kg per metre run, then sag correction
Options- A.
- B.
- C.
- D.
.
Discuss
- 4. If h1 and h2 are the differences in level between ground and the formation levels, m is the slope of the sloping sides. D is the distance between the cross sections then, prismoidal correction for a level section is
Options- A. D/2m(h1 - h2)
- B. D/3m(h1 - h2)
- C. D/6m(h1 - h2)2
- D. D/6m(h1 - h2)3
- E. D/6m(h1 + h2)2 Discuss
- 5. The additional lines which are measured to show the correctness of the chain surveying are called:
Options- A. check clines
- B. proof lines
- C. tie lines
- D. all of these. Discuss
- 6. Resolving power of a telescope depends on
Options- A. the diameter of the aperture
- B. the pupil aperture of the eye
- C. the diameter of the object glass
- D. all the above. Discuss
- 7. The included angles of a theodolite traverse, are generally measured
Options- A. clockwise from the forward station
- B. anti-clockwise from the back station
- C. anti-clockwise from the forward station
- D. clockwise from the back station. Discuss
- 8. If deflection angles are measured in a closed traverse, the difference between the sum of the right-hand and that of the left hand angles should be equal to
Options- A. 0°
- B. 90°
- C. 180°
- D. 360° Discuss
- 9. In a perfect prismatic compass
Options- A. magnetic axis and geometric axis of the needle coincide
- B. ends of the needle and pivot are in same vertical and horizontal planes
- C. pivot is vertically over the centre of the graduated circle
- D. needle is always kept sensitive
- E. all the above. Discuss
- 10. Under ordinary conditions, the precision of a theodolite traverse is affected by
Options- A. systematic angular errors
- B. accidental linear errors
- C. systematic linear errors
- D. accidental angular errors. Discuss
Surveying problems
Search Results
Correct Answer: level line
Correct Answer: 3.300 m
Correct Answer:
Correct Answer: D/6m(h1 - h2)2
Correct Answer: all of these.
Correct Answer: all the above.
Correct Answer: clockwise from the back station.
Correct Answer: 360°
Correct Answer: all the above.
Correct Answer: systematic linear errors
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