Advanced Surveying Quiz Questions - Set 08

Practice Test: Question Set - 08


1. The scale of a tilted photograph of focal length f, taken from an altitude H, along the plate parallel through plumb point, is
    (A) f/H sec θ
    (B) f sec θ/H
    (C) f/H
    (D) f/H cos ½θ

2. G.M.T. corresponding to given mean time, equals
    (A) L.M.T. - East longitude in time
    (B) L.M.T. + East longitude in time
    (C) L.M.T. - West longitude in time
    (D) None of these

3. The scale of the photography taken from a height of 300 m, with a camera of focal length 15 cm, is
    (A) 1 : 10,000
    (B) 1 : 15,000
    (C) 1 : 20,000
    (D) 1 : 30,000

4. Rotation of the camera at exposure about horizontal axis normal to the line of flight, is known as
    (A) Swing
    (B) Tilt
    (C) Tip
    (D) None of these

5. Pick up the correct statement from the following:
    (A) The angle between the plane of the negative and the horizontal plane containing perspective axis is the tilt of the photograph
    (B) The direction of maximum tilt is defined by the photo principal line
    (C) The principal plane is truly vertical plane which contains perspective centre as well as principal point and plumb point
    (D) All the above

6. 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
    (A) Gauss' Mid Latitude formula
    (B) D'Alembert's method
    (C) Legendre's method
    (D) Least square method

7. The station which is selected close to the main triangulation station, to avoid intervening obstruction, is not known as
    (A) Satellite station
    (B) Eccentric station
    (C) False station
    (D) Pivot station

8. A plate parallel is the line on the plane of the negative
    (A) Parallel to the principal line
    (B) Perpendicular to the principal line
    (C) Along the bisector of the angle between the principal line and a perpendicular line through principal plane
    (D) None of these

9. The shortest distance between two places measured along the surface of the earth, is
    (A) Length of the equator between their longitudes
    (B) Length of the parallel between their longitudes
    (C) Length of the arc of the great circle passing through them
    (D) None of these

10. The angular distance of a heavenly body from the equator, measured along its meridian, is called
    (A) Declination
    (B) Altitude
    (C) Zenith distance
    (D) Co-latitude

11. Pick up the correct statement from the following. The difference between the longitudes of the places is obtained.
    (A) By subtracting their longitudes if places are in the same hemisphere
    (B) By adding their longitudes if places are in the different hemispheres
    (C) By subtracting the sum of their longitudes exceeding 180° from 360° if places are in different hemispheres
    (D) All the above

12. The prime vertical passes through
    (A) The east point of the horizon
    (B) The west point of the horizon
    (C) The zenith point of the observer
    (D) All the above

13. If 16 flight lines are run perpendicular to an area 30 km wide, their spacings on a photographical map on scale 1 : 50,000 , will be
    (A) 1 cm
    (B) 2 cm
    (C) 3 cm
    (D) 4 cm

14. The length of a parallel of λ latitude between two meridians is equal to difference in longitudes multiplied by
    (A) sin λ
    (B) cos λ
    (C) tan λ
    (D) cot λ

15. For adjusting a quadrilateral whose both the diagonals are observed, the equations of conditions involved, are
    (A) Two angle equations and two side equations
    (B) One angle equation and three side equations
    (C) Three angle equations and one side equation
    (D) None of these

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