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MCQs

Total Questions : 59 | Page 5 of 6 pages
Question 41. In surveyor’s compass, graduations are in a Q.B system.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 42. The horizontal angle between the true meridian and the magnetic meridian shown by needle at the time of observation is called ______
  1.    True bearing
  2.    Magnetic bearing
  3.    Arbitrary bearing
  4.    Magnetic declination
 Discuss Question
Answer: Option D. -> Magnetic declination
Answer: (d).Magnetic declination
Question 43. In which of the following compass sighting and reading taking cannot be done simultaneously from one position of the observer?
  1.    Prismatic compass
  2.    Surveyor’s compass
  3.    Theodolite
  4.    Sextant
 Discuss Question
Answer: Option B. -> Surveyor’s compass
Answer: (b).Surveyor’s compass
Question 44. In which of the following compass graduations are engraved erect?
  1.    Prismatic compass
  2.    Surveyor’s compass
  3.    Theodolite
  4.    Sextant
 Discuss Question
Answer: Option A. -> Prismatic compass
Answer: (a).Prismatic compass
Question 45. When it is not possible to chain round the obstacle e.g. a river. This case comes under which among the three kinds of obstacles to chaining?
  1.    obstacles to ranging but not chaining
  2.    obstacles to chaining but not ranging
  3.    obstacles to levelling
  4.    obstacles to ranging and chaining
 Discuss Question
Answer: Option B. -> obstacles to chaining but not ranging
Answer: (b).obstacles to chaining but not ranging
Question 46. To continue a survey line AB past an obstacle, a line BC 300 m long was set out perpendicular to AB and from C angles BCD and BCE were set out at 60° and 45° respectively. Determine the obstructed length BE?
  1.    250 m
  2.    600 m
  3.    452.28 m
  4.    300 m
 Discuss Question
Answer: Option D. -> 300 m
Answer: (d).300 m
Question 47. If we select two points A and B on either side of the obstacle and equal perpendiculars AC and BD are set out. Then AB is equal to?
  1.    AC
  2.    CD
  3.    DA
  4.    BD
 Discuss Question
Answer: Option B. -> CD
Answer: (b).CD
Question 48. To continue a survey line AB past an obstacle, a line BC 100 m long was set out perpendicular to AB and from C angles BCD and BCE were set out at 60° and 45° respectively. Determine the lengths which must be chained off along CD in order that ED may be in AB produced?
  1.    100 m
  2.    200 m
  3.    300 m
  4.    400 m
 Discuss Question
Answer: Option B. -> 200 m
Answer: (b).200 m
Question 49. To continue a survey line AB past an obstacle, a line BC 100 m long was set out perpendicular to AB and from C angles BCD and BCE were set out at 60° and 45° respectively. Determine the lengths which must be chained off along CE in order that ED may be in AB produced?
  1.    141.42 m
  2.    282.84 m
  3.    140.14 m
  4.    267.7 m
 Discuss Question
Answer: Option A. -> 141.42 m
Answer: (a).141.42 m
Question 50. Which of the following is not a part of the prismatic compass?
  1.    Agate cap
  2.    Prism cap
  3.    Brake pin
  4.    Jewel bearing
 Discuss Question
Answer: Option D. -> Jewel bearing
Answer: (d).Jewel bearing

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