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  • Question

  • The bearing of line AB is 152° 30' and angle ABC measured clockwise is 124° 28'. The bearing of BC is


  • Options
  • A. 27° 52'
  • B. 96° 58'
  • C. 148° 08'
  • D. 186° 58'

  • Correct Answer
  • 96° 58' 

    • Surveying problems

    Search Results

    • 1. While working on a plane table, the correct rule is :

    • Options
    • A. Draw continuous lines from all instrument stations
    • B. Draw short rays sufficient to contain the points sought
    • C. Intersection should be obtained by actually drawing second rays
    • D. Take maximum number of sights as possible from each station to distant objects.
      • Discuss
    • 2. In geodetic surveys higher accuracy is achieved, if

    • Options
    • A. curvature of the earth surface is ignored
    • B. curvature of the earth surface is taken into account
    • C. angles between the curved lines are treated as plane angles
    • D. none of these.
      • Discuss
    • 3. Two contour lines, having the same elevation

    • Options
    • A. cannot cross each other
    • B. can cross each other
    • C. cannot unite together
    • D. can unite together.
      • Discuss
    • 4. Correction per chain length of 100 links along a slope of ? radians, is

    • Options
    • A. 100 ?2
    • B. 100 ?
    • C. 100 ?3
    • D. 100 ?-1.
      • Discuss
    • 5. Pick up the correct statement from the following :

    • Options
    • A. The directions of plumb lines suspended at different points in a survey are not strictly parallel
    • B. In surveys of small extent, the effect of curvature may be ignored and the level surface of the earth is assumed as horizontal
    • C. In surveys of large extent, the effect of curvature of the earth must be considered
    • D. All the above.
      • Discuss
    • 6. The lens equation is applicable

    • Options
    • A. when the thickness of the lens is small
    • B. only to conjugate distances along the principal axis
    • C. the computed quantities are accurate enough for geometrical optics of simple distances
    • D. all the above.
      • Discuss
    • 7. If ? is the angle of deflection of a simple curve of radius R, the length of its long chord, is

    • Options
    • A. R cos
    • B. 2R cos
    • C. R sin
    • D. 2R sin .
      • Discuss
    • 8. A transit is oriented by setting its vernier A to read the back azimuth of the preceding line. A back sight on the preceding transit station taken and transit is rotated about its vertical axis. The vernier A reads

    • Options
    • A. azimuth of the forward line
    • B. bearing of the. forward line
    • C. back bearing of the forward line
    • D. equal to 360°-azimuth of the forward line.
      • Discuss
    • 9. Contours of different elevations may cross each other only in the case of

    • Options
    • A. an over hanging cliff
    • B. a vertical cliff
    • C. a saddle
    • D. an inclined plane.
      • Discuss
    • 10. Determining the difference in elevation between two points on the surface of the earth, is known as

    • Options
    • A. levelling
    • B. simple levelling
    • C. differential levelling
    • D. longitudinal levelling.
      • Discuss

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