Plane Table Surveying Principles and Methods
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Questions and Answers

What is the purpose of backsighting in plane table surveying?

  • Setting up the instrument
  • Determining the height difference between two points
  • Checking the accuracy of the plotted points
  • Establishing the magnetic meridian (correct)
  • In plane table surveying, what is the significance of the telescopicalidade accessory?

  • To measure horizontal distances
  • To ensure perpendicularity of lines
  • To measure vertical angles
  • To adjust for collimation error (correct)
  • Which method of plane table surveying involves extending rays from a single point to locate new points?

  • Intersection
  • Radiation (correct)
  • Meridian
  • Traversing
  • What is a notable merit of plane table surveying compared to other surveying methods?

    <p>Quick setup and operation</p> Signup and view all the answers

    Why is the magnetic meridian method used in setting up a plane table?

    <p>To establish the orientation of the instrument</p> Signup and view all the answers

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