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Surveying problems


  • 1. True meridians are generally preferred to magnetic meridians because

  • Options
  • A. these converge to a point
  • B. these change due to change in time
  • C. these remain constant.
  • D. None of these.
  • Discuss
  • 2. Offsets are measured with an accuracy of 1 in 40. If the point on the paper from both sources of error (due to angular and measurement errors) is not to exceed 0.05 cm on a scale of 1 cm = 20 m, the maximum length of offset should be limited to

  • Options
  • A. 14.14
  • B. 28.28 m
  • C. 200 m
  • D. none of these.
  • Discuss
  • 3. The bearings of the lines AB and BC are 146° 30' and 68° 30'. The included angle ABC is

  • Options
  • A. 102°
  • B. 78°
  • C. 45°
  • D. none of these.
  • Discuss
  • 4. For the construction of highway (or railway)

  • Options
  • A. longitudinal sections are required
  • B. cross sections are required
  • C. both longitudinal and cross sections are required
  • D. none of these.
  • Discuss
  • 5. A bearing of a line is also known as

  • Options
  • A. magnetic bearing
  • B. true bearing
  • C. azimuth
  • D. reduced bearing
  • Discuss
  • 6. An ideal vertical curve to join two gradients, is

  • Options
  • A. circular
  • B. parabolic
  • C. elliptical
  • D. hyperbolic
  • E. none of these.
  • Discuss
  • 7. The accuracy of measurement in chain surveying, does not depend upon

  • Options
  • A. length of the offset
  • B. scale of the plotting
  • C. importance of the features
  • D. general layout of the chain lines.
  • Discuss
  • 8. If a 30 m chain diverges through a perpendicular distance d from its correct alignment, the error in length, is

  • Options
  • A.
  • B.
  • C.
  • D.
  • E. .
  • Discuss
  • 9. An imaginary line joining the points of equal elevation on the surface of the earth, represents

  • Options
  • A. contour surface
  • B. contour gradient
  • C. contour line
  • D. level line
  • E. none of these.
  • Discuss
  • 10. If arithmetic sum of latitudes of a closed traverse is ?Lat and closing error in latitude is dx, the correction for a side whose latitude is l, as given by Transit Rule, is

  • Options
  • A.
  • B.
  • C.
  • D. none of these.
  • Discuss

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