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MCQs

Total Questions : 2015 | Page 5 of 202 pages
Question 41. A star is said to elongate
  1.    When the star momentarily moves vertically
  2.    When the angle at the star of the spherical triangle is 90°
  3.    When the star
  4.    All the above
 Discuss Question
Answer: Option D. -> All the above
Question 42. If the intercept on a vertical staff is ob-served as 0.75 m from a tacheometer, the horizontal distance between tacheometer and staff station is
  1.    7.5 m
  2.    25 m
  3.    50 m
  4.    75 m
 Discuss Question
Answer: Option D. -> 75 m
Question 43. The latitude of a place was obtained by subtracting the zenith distance of a star from its declination, the observed star was between
  1.    Horizon and equator
  2.    Equator and zenith
  3.    Zenith and pole
  4.    Pole and horizon
 Discuss Question
Answer: Option C. -> Zenith and pole
Question 44. The latitude of a place was obtained by subtracting the declination of a star from its zenith distance, the observed star was between
  1.    Horizon and equator
  2.    Zenith and pole
  3.    Equator and zenith
  4.    Pole and horizon
 Discuss Question
Answer: Option A. -> Horizon and equator
Question 45. The flying height of the camera is 1,000 m above mean ground level, the distance of the top of a building from a nadir point is 10 cm and the relief displacement of building is 7.2 mm. The height of the building, is
  1.    52 m
  2.    62 m
  3.    72 m
  4.    82 m
 Discuss Question
Answer: Option C. -> 72 m
Question 46. The stereo plotting instruments are generally manufactured on the principle of
  1.    Optical projection
  2.    Optical mechanism projection
  3.    Mechanical projection
  4.    All the above
 Discuss Question
Answer: Option D. -> All the above
Question 47. The true and mean suns occupy the same meridian at the same time on
  1.    April 15
  2.    June 14
  3.    September 1
  4.    All the above
 Discuss Question
Answer: Option D. -> All the above
Question 48. If E is the spherical excess and R the radius of the earth, the surface area of the triangle, is
  1.    πR²E/90°
  2.    πR²E/180°
  3.    πR²E/270°
  4.    πR²E/360°
 Discuss Question
Answer: Option B. -> πR²E/180°
Question 49. The station which is selected close to the main triangulation station, to avoid intervening obstruction, is not known as
  1.    Satellite station
  2.    Eccentric station
  3.    False station
  4.    Pivot station
 Discuss Question
Answer: Option D. -> Pivot station
Question 50. In a spherical triangle ABC right angled at C, sin b equals to
  1.    sin c sin B
  2.    cos c cos B
  3.    tan c tan B
  4.    sin c cos B
 Discuss Question
Answer: Option A. -> sin c sin B

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