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Civil Engineering :: Surveying

  1. If in a closed traverse, the sum of the north latitudes is more than the sum of the south latitudes and also the sum of west departures is more than the sum of the east departures, the bearing of the closing line is in the

  2. A.

     NE quadrant

    B.

     SE quadrant

    C.

     NW quadrant

    D.

     SW quadrant


  3. In triangulation surveys

  4. A.

     The area is divided into triangular figures

    B.

     Control stations are located from which detailed surveys are carried out

    C.

     Sides are not measured excepting the base line

    D.

     All the above


  5. If θ and δ be the latitude of a place and declination of a star respectively, the upper culmination of the star will be north of zenith if its zenith distance, is

  6. A.

     δ - θ

    B.

     θ - δ

    C.

     θ + δ

    D.

     (θ + δ)/2


  7. Pick up the correct statement from the following:

  8. A.

     One degree of longitude has greatest value at the equator

    B.

     One degree of longitude has greatest value at the poles

    C.

     One degree of longitude has the same value everywhere

    D.

     One degree of latitude decreases from the equator to the poles


  9. Pick up the correct statement from the following:

  10. A.

     Refraction correction is zero when the celestial body is in the zenith

    B.

     Refraction correction is 33' when the celestial body is on the horizon

    C.

     Refraction correction of celestial bodies depends upon their altitudes

    D.

     All the above


  11. If θ and δ be the latitude of an observer and declination of a heavenly body respectively, the upper culmination of the body will be south of zenith if its zenith distance, is

  12. A.

     δ - θ

    B.

     θ - δ

    C.

     θ + δ

    D.

     ½ (θ - δ)


  13. Which of the following methods of offsets involves less measurement on the ground?

  14. A.

     method of perpendicular offsets

    B.

     method of oblique offsets

    C.

     method of ties

    D.

     all involve equal measurement on the ground


  15. The difference between a level line and a horizontal line is that

  16. A.

     level line is a curved line while hori-zontal line is a straight line

    B.

     level line is normal to plumb line while horizontal line may not be normal to plumb line at the tangent point to level line

    C.

     horizontal line is normal to plumb line while level line may not be normal to the plumb line

    D.

     both are same


  17. Pick up the correct statement for horizontal photographs.

  18. A.

     Parallel lines do not appear parallel in central projection

    B.

     The two sides of a road meet at the vanishing point

    C.

     The lines parallel to the negative plane are projected as parallel lines

    D.

     All the above


  19. In observations of equal precision, the most probable values of the observed quantities are those that render the sum of the squares of the residual errors a minimum, is the fundamental principle of

  20. A.

     Gauss' Mid Latitude formula

    B.

     D'Alembert's method

    C.

     Legendre's method

    D.

     Least square method