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MCQs

Total Questions : 2015 | Page 7 of 202 pages
Question 61. The prime vertical passes through
  1.    The east point of the horizon
  2.    The west point of the horizon
  3.    The zenith point of the observer
  4.    All the above
 Discuss Question
Answer: Option D. -> All the above
Question 62. The principal plane contains
  1.    Nadir point
  2.    Iso-centre
  3.    Principal point
  4.    All the above
 Discuss Question
Answer: Option D. -> All the above
Question 63. The relation between the air base (B), photographic base (b), flying height (H) and the focal length (f) of a vertical photograph, is
  1.    B = bH/f
  2.    B =f/bH
  3.    B = b/fH
  4.    B = H/bf
 Discuss Question
Answer: Option A. -> B = bH/f
Question 64. The parallax equation Δp = BmΔh/H - h is applicable to entire overlap of the photographs only if parallax is measured
  1.    Normal to base line
  2.    Parallel to base line
  3.    Both (A) and (B)
  4.    Neither (A) nor (B)
 Discuss Question
Answer: Option B. -> Parallel to base line
Question 65. Latitude of the observer's position is equal to altitude of
  1.    North pole
  2.    Pole star
  3.    Celestial pole
  4.    All the above
 Discuss Question
Answer: Option C. -> Celestial pole
Question 66. If the length of a chain is found to be short on testing, it can be adjusted by
  1.    straightening the links
  2.    removing one or more small circular rings
  3.    closing the joints of the rings if opened out
  4.    all of the above
 Discuss Question
Answer: Option A. -> straightening the links
Question 67. In the double application of principle of reversion, the apparent error is
  1.    equal to true error
  2.    half the true error
  3.    two times the true error
  4.    four times the true error
 Discuss Question
Answer: Option D. -> four times the true error
Question 68. The solar tidal force divided by lunar tidal force is
  1.    1/3
  2.    1/2
  3.    3/4
  4.    5/4
 Discuss Question
Answer: Option B. -> 1/2
Question 69. Closed contours, with higher value inwards, represent a
  1.    depression
  2.    hillock
  3.    plain surface
  4.    none of the above
 Discuss Question
Answer: Option B. -> hillock
Question 70. The average eye base is assumed as
  1.    58 mm
  2.    60 mm
  3.    62 mm
  4.    64 mm
 Discuss Question
Answer: Option D. -> 64 mm

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